Rolling bearings, namely, bearings for linear motion as rail guides, ball boxes of ball circulation shoes; rolling gearings for industrial machinery, namely, ball tapping gear, planet gears, and non-terminal screw roll gears, ball rolls, anti-friction bearing rolls, roller bearing balls, bearing casings and bearing housing, roller element cages, bearing caulking in the nature of non-adhesive sealant, shaft bearings, shaft support bearings, machine bearing shaft bucks; machine equipment for supply of work pieces for tool processing machines and for their transport, namely, tables and sleighs specifically adapted to hold powered machinery, handling apparatus for taking, holding, distributing, rotating, crabbing, and taking down of work pieces working in connection with machine tools and assembly appliances; operation apparatus for machine tools and work piece feeding machines in the nature of actuators, conveyor systems, namely, belt conveyors comprising strips, chains, rolls, flow bands, conveyor chains, for lifting, rotation, tipping, and lifting flat units; conveyor belts for use as work piece carriers in the nature of driving chains and driving machines, except for land vehicles; belt conveyors and metal drawing machines, conveyor belts, conveyors, wheels being parts of machines, except for land vehicles, lifting and moving equipment, namely, fork lifters, case lifters, derricks and loading ramps; industrial machinery in the nature of run bands for the transport of goods; roller bearings for machines, belts for conveyors, machine driving chains, except for land vehicles, industrial manipulating machines for supplying work pieces