Bicycle computers

mechanical, pneumatic, hydraulic and/or electrical machines for movement, under manual power or automatically, of single-part or multi-part doors, overhead doors, revolving doors, windows, rolling shutters, louvered blinds, folding shutters, hatches, gates, ventilation shutters, skylights, ceilings, closures for containers, closures for receptacles, shelves and partitions into the open and/or closed position, with or without a braking device, with or without locking devices, all the above-men...

metal roll feed machines

Automatic Floor Scrubbing Machines for Commercial and Industrial Use

DATA-PROCESSING MEANS-NAMELY, AMPLIFIERS AND POWER SUPPLIES FOR PROCESSING SIGNALS FOR SUPPLY TO A RECORDER