About 25,323 Trademarks found for “dwyer instruments llc”

Hand tools, namely, hand-operated pumps

Pressure measuring apparatus; pressure gauges; pressure sensors; pressure transmitters; pressure indicators; pressure recorders; pressure switches, not being parts of machines, being pressure switches for monitoring and controlling the pressure of gases or liquids, namely, pressure controllers for controlling the pressure of liquid and gaseous substances in industrial processes and pressure indicators sold as a unit; pressure switches and sensors for monitoring, controlling, and switching hydraulic or pneumatic systems; combination pressure switch and gauge comprised of pressure gauges and pressure switches for monitoring, controlling, and switching hydraulic or pneumatic systems, sold as a unit; pressure snubbers for dampening variations in fluid pressure measurements in the nature of devices for protecting pressure instruments against pneumatic fluctuations, surges, spikes and fluid hammer all in the nature of pressure controllers for controlling the pressure of liquid, semi-liquid, and gaseous substances in industrial processes; pressure transducers and transmitters that convert hydraulic or pneumatic pressure into analog electrical signals for monitoring and controlling hydraulic or pneumatic systems; air filter gauges in the nature of air quality measurement apparatus, namely, pressure and flow air filter switches all in the nature of flow switches for monitoring and controlling the flow of gases; air flow balancing instruments, namely, air hoods for balancing air flow in HVAC systems in the nature of measuring and control devices for air conditioning technology, not being parts of HVAC units; averaging air flow grids, namely, air flow sensors for measuring air flow in the nature of measuring devices for air conditioning technology, not being parts of air-conditioning installations; air flow indicators in the nature of pressure indicators; air flow alarms in the nature of alarm installations and alarms not being parts of machines, namely, alarm installations and alarms not being parts of machines; air flow switches in the nature of flow switches for monitoring and controlling the flow of gases; air quality measurement apparatus, namely, particle counters; air velocity monitoring and control apparatus, namely, automatic inlet control valves for reciprocating air compressors; air velocity meters, namely, flow meters; air velocity indicators, namely, pressure indicators; air velocity switches, namely, flow switches for monitoring and controlling the flow of gases and liquids; manometers; pitot tubes; alarm sensors; anemometers; sound alarms; electrical annunciators; aspirator bulbs for providing a pressure source and for taking air samples in the nature of air analysis apparatus; averaging flow sensors being pressure sensors; bar graph meters, namely, display devices for displaying measurement of physical parameters, in particular, pressure, flow, temperature for use in the field of environmental parameters, all in the nature of digital signage display panels, not for medical use; calibration pumps, namely, controlled volume pumps; carbon dioxide transmitters, namely, telecommunications transmitters also comprising carbon dioxide sensors being pollutant sensors, carbon dioxide detectors, air quality measurement apparatus in the nature of particle counters, and electronic display screens, sold as a unit, for detecting, measuring and displaying the level of carbon dioxide gas within an environment and for providing an output control signal; carbon dioxide volatile organic compound transmitters, namely, telecommunications transmitters also comprising carbon dioxide sensors being pollutant sensors, carbon dioxide detectors, air quality measurement apparatus in the nature of particle counters, and electronic display screens, sold as a unit, for detecting, measuring and displaying the level of carbon dioxide gas and volatile organic compounds within an environment and for providing an output control signal; carbon dioxide, relative humidity, and temperature transmitters, namely, telecommunications transmitters also comprising carbon dioxide, humidity, and temperature sensors all in the nature of pollutant sensors, and also comprising carbon dioxide detectors, air quality measurement apparatus in the nature of particle counters, and electronic display screens, sold as a unit, for detecting the level of carbon dioxide gas within an environment and for providing an output control signal; carbon dioxide and temperature transmitters, namely, telecommunications transmitters also comprising carbon dioxide sensors being pollutant sensors, temperature sensors, air quality measurement apparatus in the nature of particle counters, and electronic display screens, sold as a unit, for detecting, measuring and displaying the temperature and level of carbon dioxide gas within an environment and for providing an output control signal; carbon monoxide and nitrogen dioxide gas transmitters, namely, telecommunications transmitters also comprising carbon monoxide and nitrogen dioxide sensors both being pollutant sensors, carbon dioxide detectors, air quality measurement apparatus in the nature of particle counters, and electronic display screens, sold as a unit, for detecting, measuring and displaying the level of carbon monoxide gas and nitrogen dioxide gas within an environment and for providing an output control signal; circular chart recorders being devices that record an electrical or mechanical input trend onto a piece of paper, not for displaying data; communicating carbon dioxide detectors; communication signal converters, namely, pressure transducers and transmitters that convert hydraulic or pneumatic pressure into analog electrical signals for monitoring and controlling hydraulic or pneumatic systems; electric connectors; electrical power connectors; electric current switches; current to pressure transducers, namely, electrical transducers not being parts of machines; electrical transducers; current transformers; current and voltage signal generators; recorded computer software for wireless content delivery; electronic test instruments in the nature of pressure sensors and recorded software for use in handheld devices for measuring and monitoring physical parameters, in particular, pressure, temperature, flow and humidity; recorded software and computer hardware in the nature of handheld devices sold as a unit for remotely monitoring environmental conditions within a building, facility, grounds, or designated spatial area; recorded software for monitoring factory manufacturing processes; electronic data loggers; flow measurement instruments, namely, flow meters and pressure sensors, for measurement of fluid flow; flowmeters; fluid flow alarms, namely, alarm installations and alarms not being parts of machines; fluid flow monitors in the nature of gas flow monitors and flow switches for monitoring the flow of liquids; fluid flow meters; fluid flow switches in the nature of flow switches for monitoring and controlling the flow of gases and liquids; orifice plate flow meters in the nature of metering orifices, namely, orifice plates for metering the flow rate of gases and liquids; fluid flow sensors, namely, microsensors for measurement of flow, namely, silicon piezoresistive pressure sensors; fluid flow switches and transmitters, flow switches for monitoring and controlling the flow of gases or liquids, and telecommunications transmitters; gas pressure test kits comprising gas testing instruments; handheld carbon monoxide and carbon dioxide gas analyzers all in the nature of residual gas analyzers; flue gas analyzers; handheld portable data viewers, namely, portable and handheld digital electronic devices for viewing data; humidity and dew point measurement instrumentation all in the nature of electronic-based instruments for measuring environmental parameters including humidity and dew point; humidity switches, transducers, transmitters, and displays, namely, electronic-based instruments for measuring environmental parameters including humidity; humidity displays, namely, wireless remote humidity monitors for building maintenance; humidity and temperature transmitters all in the nature of environmental monitoring system comprised of meters and sensors that measure humidity and temperature and including alarm and reporting functions; hydrometer probes, namely, hydrometers in form of probes, not for medical purposes; hydronic differential pressure manometers; hygrometers; instrument enclosures, namely, enclosures, casings, boxes all in the nature of protective carrying cases specially adapted for containing and protecting measuring instrumentation and apparatus, namely, digitizers; level indicators; level gauges; filling level detectors; float switches in the nature of level detection switches, namely, level switches for monitoring and controlling liquids in tanks and vessels; liquid level sensors; liquid level transmitters, namely, transmitters of electronic signals; level switches for monitoring and controlling liquids or bulk solids in tanks and vessels; laboratory filters; occupancy sensors, namely, electronic devices which detect the presence of occupants; panel meters, namely, electronic instruments that display an input signal in either digital or electronic form; particulate monitors, namely, electric and electronic gas monitors and sensors for environmental use, used to monitor for particulates in gases; particulate controls and transmitters, namely, electric and electronic gas monitors and sensors, and controls in the nature of telecommunications transmitters for environmental use, used to monitor for particulates in gases; pumps, namely, controlled volume pumps; sensors for determining position; electrical power supplies; vacuum gauges; vacuum switches in the nature of vacuum gauges; vacuum transmitters in the nature of scientific apparatus and instruments, namely, vacuum gauges that provide a digital output of a vacuum measurement; proximity sensors; electronic proximity switches; electronic proximity sensors; refrigerant sensors, namely, liquid level sensors; electronic proximity sensors and switches; pump controllers, namely, control units which measure physical parameters in the nature of liquid level sensors, and telecommunications transmitters that provide control signals to pumps and valves; rate and totalizer indicators all in the nature of flow meters; electric relays; room status monitors, namely, wireless remote temperature and humidity monitors for building maintenance; sight flow indicators and transmitters, namely, flow meters; sight flow windows, namely, flow visualization devices in the nature of computer display monitors; signal conditioning and communication devices for industrial processes; speed controls, namely, electronic speed controllers; strainers for filtering fluids in fluid lines, namely, filters for use in industrial and laboratory equipment in the biopharmaceutical industry; tachometers, digital and analog; process instrumentation, namely, digital signal processors; process indicators and panel meters all in the nature of panel meters, namely, an electronic instrument that displays an input signal in either a digital or analog form; loop controllers, namely, power controllers; process alarms in the nature of alarm installations and alarms; temperature loop controllers, namely, temperature controllers for warming and cooling equipment and instruments; probes for temperature measurement instruments, namely, thermometers not for medical purposes; temperature sensors; temperature switches; temperature transmitters; temperature gauges, namely, analog and digital thermometers other than for medical use; temperature indicators; temperature meters not for medical use; thermocouples; thermometers other than for medical use; resistance temperature detectors, namely, wireless remote temperature monitors for building maintenance; thermostats; test instruments, namely, gas testing instruments; ultrasonic thickness gauges; tilt switches, namely, level switches for monitoring and controlling liquids in tanks and vessels; timers; timer controllers in the nature of mechanical and electronic timers; transmitters of electronic signals; valves for controlling and regulating the flow of gases or liquids not being parts of plumbing, heating, cooling installations, or machines; automatic valves; ball valves in the nature of control valves for regulating the flow of gases and liquids; check valves, namely, valves to prevent backflow of fluids in the nature of electronic valves for controlling fluids; diaphragm valves in the nature of automatic valves; angle seat valves in the nature of automatic valves; butterfly valves in the nature of automatic valves; globe valves in the nature of automatic valves; needle valves in the nature of automatic valves; pneumatic valves in the nature of automatic valves; solenoid valves; temperature control valves in the nature of automatic valves; control valves for regulating the flow of gases and liquids; electronic valves for controlling gases or fluids in the nature of automatic valves; pressure relief valves in the nature of automatic valves; electric valve actuators; electronic valve position indicators, namely, visual indicators of valve position between fully closed and fully open positions; water leak detector and sensor tape all in the nature of leak detecting device for water supplied home appliances consisting of water sensor and control unit with audible alarm; water leak detectors in the nature of leak detecting device for water supplied home appliances consisting of water sensor and control unit with audible alarm; water meters; wind speed indicators in the nature of wind pressure and velocity gauges; transformers; electric transformers; intrinsically safe electric isolator barriers for use with instrumentation in hazardous areas, namely, electric resistors, voltage regulators, and electric diodes sold as a unit and used to limit electric current; zener barriers in the nature of electric resistors, voltage regulators, and electric diodes sold as a unit and used to limit electric current; galvanic isolators in the nature of electric resistors, voltage regulators, and electric diodes sold as a unit and used to limit electric current; replacement parts for all of the aforesaid goods