Rotary power-operated saws for cutting unhardened concrete and parts and fittings therefor; power-driven wall saws and parts and fittings therefor; power-driven wire saws and parts and fittings therefor; power-driven floor saws and parts and fittings therefor; power-driven flat saws and parts and fittings therefor; power-driven tile and masonry saws and parts and fittings therefor; power-operated core drilling machines and parts and fittings therefor; power-driven surface and floor grinding machines for use on concrete, natural stone, terrazzo, concrete overlays and cementitious toppings; power driven surface and floor polishing machines for use on concrete, natural stone, terrazzo, concrete overlays and cementitious toppings; power-operated slurry vacuums, power-operated air scrubbers, power operated dust pre-separators, dust and slurry machines for cleaning purposes; power-operated concrete vibrators for industrial purposes; power-operated trowels; waste, asphalt and soil compactors; ground surface finishing and compacting machines; power driven screeders, namely, machines used for leveling surfaces; power concrete screeders; remote demolition wrecking machines and parts and fittings therefor; walk-behind floor scarifier; all of the foregoing in the field of construction
MachineryPower packs, namely, battery packs; all of the foregoing in the field of construction
Electrical and Scientific Apparatus