Bioreactors for use in manufacturing biopharmaceuticals; Cordless vacuum cleaners; Dust exhausting installations for cleaning purposes; Electric vacuum cleaners; Electric vacuum cleaners and their components; Electronically and power-operated tools, namely, pullers and components therefor, nut splitters, extractors, separators, spanners and coil spring compressors; Hydraulic power packs; Hydraulic pumps and motors for hydrostatic systems, comprised of pumps, motors, valves, switches, sensors ...