Mechanical Adjustable Speed Drives; Agricultural Watering Machines; Electric Alternators; Bearing Units and Parts Thereof; Bearings for Machines; Belt Conveyors; Pipe, Tube Conduit and Rod Bending Machines; Blowing Machines; Bracket Adapters for Geared Threaders; Hydraulic Brakes for Machines; Cable Sheave Brackets; Brushes for Attachment to Power Drives; Cams for Machinery; Carriages for Holding Pipe and Bolt Threaders on Power Drives; Check Valves, Relief Valves, Gate Valves, and Globe Valves, Being Parts of Machines; Pipe Threading Machines; Drill Presses and Lathes; Chucks, Chuck Keys, and Chuck Adapters; Drill Bits; Drills; Rotary Driven Cable for Sewer Cleaning Machines; Cutting Heads for Sewer Cleaning Machines; Clutches for Machines; Clutch-Brake Transmissions for Machines; Trash Compactors; Conservation Vent Valves; Conveyor Pulleys; Hubs and Bushings; Couplings for Connecting Input to Output Shafts to Transmit Power Therebetween; Cranes; Crushers; Current Generators; [ Gas Welding Torches and Tips, Gas Mixers for Welding Torches, Cutting Torches and Tips, Gas-Air or Blowpipes for Low Temperature Brazing and Welding; ] Depth Locators for Portable Power Tools; Derricks; Die Head Adapters for Lathes and Drill Presses; Drive Bars for Transmitting Power; Drive Shafts with Universal Joints Therein; Power Drives for Rotating Pipe and Rods; Electric Generators; Electric Motors Not for Land Vehicles; High Speed Flexible Shaft Electric Tools, Swivel Base or Wall Mounted; Emery Wheels; Stands and Holders for Electric Tools; Kits Comprising Various Combinations of Tools and Including Sandpaper, Polishing Pads, Drills, Saw Blades, Brushes, Carving Cutters, Routing Cutters, Collets, Emery Wheels Dressing Stones, Polishing Wheels, Cutoff Wheels, Buffing Wheels, Grinding Wheels, Wire Wheels, Engraving Points, Mandrels and Chucks, Sold as a Unit; Flexible Couplings for Machines; Floatation Type Separators for Material Separation; Gear Boxes for Machines; Gear Reducers; Gear Transmission Pump Drives; Gears for Machinery; Grinding and Finishing Mills; Grinding Machines (Garbage Disposals); Hoists; Igniters for Clothes Driers and Gas Furnaces; Index Drives; Indexing Conveyors; [ Internal Combustion Engines Not for Vehicles; ] Keys for Shafts of Machines Not Vehicles; [ Lawn Cutting, Trimming and Edging Machines; ] Leaf Shredders; Liquid Seal Valves and Units; Loops for Geared Threaders; Machine Belts; Motor Driven Tubing Brushing Machines; Pipe and Bolt Threading Machines; [ Mechanical Feeder Heads for Use with Lawn Trimmer/Edgers; ] Motor Bases for Machines; Nozzles for Machines; Oil Separating Machines; Oscillator Drives; Overload Clutches for Machines; Piston and Vane Actuators; Polishing Heads (Parts of Machines); Portable Electric Tools-Namely, Chisels, Cut-Off, Machines, Disc Grinders, Die Grinders, Drills, Hammer Drills, Hammers, Impact Wrenches, Laminate Trimmers, Nut Runners, Planes, Polishers, Sanders, (Disc, Belt and Orbital), Saws (Circular, Jig, Recipro and Saber), Screwdrivers and Shears; Portable Gasoline Powered Drives; Power Drill Speed Reducers; Power Driven Chain Saws; Power Tool Attachments-Namely, Threading Dies, Drive Adapters, Nipple Chucks, Pipe Cutters and Reamers, Taps and Brushes; Power Transmission Equipment-Namely, Gears, Racks and Pinions, Pulley, Pillow and Flange Blocks, Machine Pulleys; Pumps-Namely, Submersible, Hollow Shaft Irrigation, and Sewage Pumps; Riddles, Being Parts of Machines; Roller Bearings in Barrel and Swivel Form; Router-Duplicators; Routers; Set Collars for Shafts; Sewer and Drain Cleaning Machines; Shaft Bearings; Shaft Couplings; Sharpening Wheels; Sieves (Machine); Speed Reducers and Reversible Speed Reducers for Electric Drills; Machine Sprockets; Chains for Power Transmission Application for Machines; Stand Mounted Sanding, Grinding and Abrasive Machines; Starters for Motors and Engines Not for Land Vehicles; Electric Motor Stators; Support Arms for Supporting Threaders on Power Drives; Supports for Supporting Pipe During Machine Threading Operation; Take-Up Units and Frames for Belt and Chain Drives; Tamping and Packing Machines; Tapping Machines; Torque Limiters and Tighteners; [ Vacuum Shredder-Baggers; Vibrating Screens; Vibratory Separators; Waste Disposal Machines, and Worm Gears Not for Land Vehicles, ] [ Gas Welding and Cutting Machines ] and Parts Therefor