INTERNAL-COMBUSTION ENGINES, CRUDE-OIL ENGINES (DIESEL ENGINES), [ CRANKS, ] CRANK CASES, CRANK SHAFTS, [ CYLINDERS, ] FLYWHEELS, VIBRATION DAMPERS, PISTONS, WRIST PINS, CONNECTING RODS, TIMING PARTS, CAMS, CAM SHAFTS AND CAMSHAFT DRIVES, VALVES, VALVE SPRINGS, WORM GEARS, GEARINGS, AIR FILTERS, CARBURETORS, FUEL FEEDING DEVICES, CARBURETOR FLOATS AND PARTS THEREOF, [ FLOATS IN OIL TANKS, ] CRANK HANDLES, [ STARTING CRANKS; ] HOTBULB IGNITION, BEING A THERMIC IGNITION DEVICE FOR DIESEL ENGINES; LUBRICATING DEVICES, AS FOLLOWS: OIL PUMPS, GEAR PUMPS, OIL FILTERS, CENTRAL LUBRICATION SYSTEMS; OIL TANKS USED AS ACCESSORIES OF INTERNAL-COMBUSTION ENGINES OR DIESEL ENGINES, WATER PUMPS, FANS, BLOWERS FOR CHARGING AND SCAVENGING THE CYLINDER AND FOR INTRODUCING A FRESH CHARGE UNDER HIGHER THAN ATMOSPHERIC PRESSURE, BLOWERS FOR COOLING THE MOTOR, TIRE PUMPS, FUEL PUMPS; ATOMIZING INJECTOR NOZZLES, BEING PART OF A CARBURETION DEVICE; ATOMIZERS, [ GASIFIERS; ] PRECOMBUSTION-CHAMBER IGNITERS, BEING MECHANICAL PARTS OF DIESEL ENGINES; HAND LEVERS, FOOT LEVERS, CONTROL LEVERS, ANNULAR BEARINGS, BEARING SHELLS, BALL BEARINGS, DIFFERENTIALS, TRANSMISSIONS AND PARTS THEREOF, UNIVERSAL JOINTS; SHIFTING AND REGULATING DEVICES-NAMELY, DEVICES FOR SHIFTING THE ELEMENTS AND FOR REGULATING THE CHARGING OF FUEL AND AIR, RESPECTIVELY; CLUTCHES; TOOLS, AS FOLLOWS: WRENCHES, SOCKET WRENCHES, SPANNER WRENCHES, [ HAMMERS, CHISELS, FILES, ] PLIERS, PUNCHES, SCREW DRIVERS, STEEL BALLS, JACKS [ ; MECHANICAL HORNS ]