CLUTCHES-NAMELY, CLUTCHES FOR PASSENGER CARS, TRUCKS, TRACTORS, MARINE VEHICLES, AND INDUSTRIAL CLUTCHES; PUMPS FOR LIQUID AND GASEOUS FLUIDS; SYNCHRONIZER ASSEMBLIES AND PARTS THEREOF FOR FACILITATING THE ENGAGEMENT OF MESHABLE ELEMENTS AND PARTICULARLY BE ADAPTED FOR USE WITH TRANSMISSIONS AND GEARING; DIFFERENTIALS FOR VEHICLE DRIVE ASSEMBLIES; GEARS; MECHANICAL TRANSFER DRIVES FOR VEHICLES AND MACHINERY; MECHANICAL AND HYDRO-MECHANICAL CONTROL UNITS AND/OR ASSEMBLIES FOR MECHANICAL TRANSMISSIONS; FLUID DRIVE SYSTEMS FOR VEHICLES; TORQUE CONVERTER DRIVE MECHANISMS FOR VEHICLES; IMPLEMENTS-NAMELY, DISCS FOR SOIL PULVERIZING MACHINERY, SPRINGS FOR MACHINERY, SAWS, SHOVELS, AND SPADES; CARBURETORS; SUPERCHARGERS AND COMPRESSORS-NAMELY, THOSE FOR INTERNAL COMBUSTION ENGINES, AND MARINE AND INDUSTRIAL INSTALLATIONS; UNIVERSAL JOINTS AND FLEXIBLE COUPLINGS FOR MECHANICAL SHAFTINGS; SPROCKETS FOR SHAFTS AND CHAIN DRIVES; POWER TAKE-OFFS FOR GASOLINE AND DIESEL ENGINES; CYLINDER HEADS; MACHINE TOOL GEARS; AND BRAKES AND BRAKE ASSEMBLIES FOR INDUSTRIAL MACHINERY