Abrading machines; Machines in the nature of abrasive instruments; Pneumatic actuators for valves; hydraulic actuators for valves; Water aeration systems comprising water pumps, air compressors and air blowers; air blowing machines; air compressing apparatus; air compressor pumps; air compressors; air condensers; air delivery guns; air delivery valves; air filters being parts of engines; air filters being parts of machines; air filtration machines; air operated power tools, namely, impact wrenches, ratchet wrenches, drills, grinders, orbital sanders; Air powered tools, namely, drills, screwdrivers, rivet hammers, saws; anti-vibration mountings for machines; Filters being parts of dust extraction machines; Apparatus for filtering dust, namely, mobile dust extraction devices; apparatus for manually controlling the operation of machines; Cleaning apparatus for dust collection in buildings; apparatus for machining; apparatus for the removal of dust from buildings; apparatus for use in abrading; apparatus for use in cleaning buildings; automatic industrial machines for filtering dust; power-operated blowers; Fiber blowing machines; blowing machines for the compression, sucking and carrying of grain; blowing machines for the compression, exhaustion and transport of gases; blowing machines for exhaustion purposes, namely, exhaustion of filtering construction dust; casings for industrial machines; cleaning apparatus for industrial purposes; cleaning machines for industrial installations; compressed air control mechanisms; compressed air engines; compressed air machines; compressed air pumps; compressed air switch valves; compressed air tools, namely, impact wrenches, ratchet wrenches, drills, grinders, orbital sanders; compressed air tubes; Compressors for machines; Control valves being parts of machines; dust exhausting installations for cleaning purposes; dust removing installations for cleaning purposes; electric dust removing cleaning apparatus; Exhaust apparatus being parts of machines; exhausters being suction ventilators; Extracting machines for chemical processing; Air suction apparatus in the nature of extractors; fans being parts of machines; filter housings being parts of engines; filter housings being parts of machines; Filtering machines for chemical processing; Filters being parts of machines or engines; filters being parts of engines; filters being parts of engines for cleaning air; filters being parts of machines; filters for industrial purposes; Filters for construction industry machines; filtration apparatus for industrial purposes; Filtration machines for filtering construction dust; Mechanical flow control installations being parts of machines; hand held power operated tools, namely, drilling tools, boring tools, milling tools, drill hammers; high pressure precision valves of metal being parts of machines, engines or motors; High-pressure pumps for washing appliances and installations; High-pressure pumps for use in oil or gas well hydraulic fracturing operations; Industrial power-operated blowers; inspection port holes for machines; jets being parts of machines; machines for surface removing; mechanical apparatus for the control of machines; Portable machine used for process filtration in the construction industry; Power operated valves for pumps; power operated valves being parts of machines; pressure control valves being parts of machines; Pumps being parts of machines, engines or motors; safety valves being parts of machines; sand blasting machines; servo-control valves; servomechanisms; tools operated by compressed air, namely, drilling tools, boring tools, milling tools, drill hammers; Pneumatic valve actuators; Hydraulic valve actuators; valve assemblies of metal being parts of machines; valves of metal for industrial installations being parts of machines; dust cyclone filters; Dust exhauster for cleaning purposes; Dust filters for dust extraction devices; filters being pneumatically powered; filters for cleaning air; filters for dust for dust extraction devices

Advisory services relating to building design; advisory services relating to industrial design; air flow consulting services; civil engineering design services; design and development services in metallurgy; design of industrial machinery; design of industrial products; design of protective clothing; design services relating to civil engineering; development of industrial machinery; Drafting of plans and engineering drawings for others; electrical engineering design services; engineering consultancy; engineering design; engineering drawing; environmental hazard assessment; industrial engineering design services; inspection and testing of industrial installations; inspection and testing of industrial plant and machinery; mechanical engineering design services; provision of engineering reports; provision of engineers, namely, mechanical and process engineers; research relating to engineering; research relating to industrial machinery; research, engineering and technical consultancy for industry in the field of filtering; safety testing of products; technical drawing services; technical engineering in the field of filtering; civil engineering; civil engineering consultancy; electrical engineering services; mechanical engineering services