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72109032 25 Nov 1960 | on 16 Mar 2020 | SONIC, AUDIO AND LOW FREQUENCY SIGNAL GENERATORS AND CONTROL SYSTEMS, ... Class 021 Class 021 Houseware and Glass Products BK Class 026 Class 026 Lace, Ribbons & Embroidery and Fancy Goods SONIC, AUDIO AND LOW FREQUENCY SIGNAL GENERATORS AND CONTROL SYSTEMS, [ IMPEDANCE, DEVIATION AND ] FREQUENCY AND DISTORTION MEASURING BRIDGES AND ACCESSORIES THEREFOR, STRAIN GAUGE APPARATUS, BALANCING UNITS, [ BALANCING RESISTORS AND CONDENSERS, ] BRIDGE SUPPLIES AND BRIDGE SWITCHES, ACCELEROMETERS, ACCELEROMETER PREAMPLIFIERS, AUDIO FREQUENCY SPECTROMETERS, AUDIO FREQUENCY [ RESPONSIVE AND ] SPECTRUM RECORDERS, AUDIO FREQUENCY TRANSFORMERS, R;M;S; ELECTRONIC VOLTMETERS, AUDIO FREQUENCY VOLTMETERS, WIDE RANGE VOLTMETERS, [ HETERODYNE VOLTMETERS, MEGOHMMETERS AND HIGH VOLTAGE ACCESSORIES THEREFOR, ] ARTIFICIAL EARS, MICROPHONE CALIBRATION EQUIPMENTD, ARTIFICIAL NOISE [ SOURCES, ] HEARING AID TEST CHAMBERS, ACCELEROMETER CALIBRATION EXCITERS, VOLTMETEERS, POTENTIOMETERS, BEAT FREQUENCY OSCILLATORS, [ COMPLEX MODULUS APPARATUS FOR DETERMINATION OF COMPLEX MODULUS OF ELASTICITY AND LOSS FACTOR OF SOLID MATERIALS, COMPLEX MODULUS RECORDERS, ] CONSTANT SOUL PRESSURE SOURCES, PISTONPHONES, POLAR RECORDERS, POLAR TURNTABLES, ELECTROSTATIC ACTUATORS, FREQUENCY RESPONSE TRACERS, AUTOMATIC VILBRATION EXCITER CONTROLS, SURFACE ROUGHNESS MEASURING METERS, [ CONTROL PANELS, ] AND ACCESSORIES FOR THE FOREGOING INSTRUMENTS | | | Logo Mark BRUEL & KJAER NORTH AMERICA INC.
73027794 26 Jul 1974 | on 16 Jun 2006 | CONDUCTING TRAINING SEMINARS FOR OTHERS IN THE SOUND AND VIBRATION MEA... Class 009 Class 009 Computer & Software Products & Electrical & Scientific Products [ GRAPHIC SPECTRUM EQUALIZERS, PISTONPHONE ADAPTERS, AUDIOMETER CALIBRATION SYSTEMS, AUDIOMETER CALIBRATORS, ENVIRONMENTAL NOISE CLASSIFIERS, COMPUTING NOISE MONITORS, ] MICROPHONE ENERGIZERS AND MULTIPLEXERS, [ CALIBRATION CONTROL OSCILLATORS, AND ACCELEROMETER KITS ] Class 037 Class 037 Construction and Repair Services INSPECTION AND REPAIR OF PRECISION INSTRUMENTS AND SYSTEMS EMPLOYED IN MEASURING, RECORDING AND ANALYZING SOUND AND VIBRATION PHENOMENA Class 041 Education and Entertainment Services SYSTEMS ENGINEERING SERVICES RENDERED TO OTHERS FOR THE DESIGN, CONSTRUCTION AND INSTALLATION OF PRECISION INSTRUMENTS AND SYSTEMS FOR MEASURING, RECORDING AND ANALYZING SOUND AND VIBRATION PHENOMENA
Class 042 Computer & Software Services & Scientific Services CONDUCTING TRAINING SEMINARS FOR OTHERS IN THE SOUND AND VIBRATION MEASUREMENT FIELD | |