73100540
Sep 20, 1976
Jun 5, 1979
HAND HELD POWER TOOLS AND MACHINE ELEMENTS-NAMELY, POWER QUILLS, GRINDERS-MILLERS, JIG GRINDERS, AUTODRILLS, SPINDLES, PUMPS, FILTERS, BRUSHES, AND FUSETRONS; ELECTRICAL CONVERTERS COMPRISING MOTORS AND GENERATORS; MACHINE TOOL ELEMENTS-NAMELY, SPINDLES, CHUCKS, COLLETS, CUT-OFF WHEELS, GRINDERS, CARBIDE TOOLS, WHEELS, ABRASIVE ARBORS AND TOOL MOUNTS
MachineryELECTRICAL CONTROLS-NAMELY, SPEED CONTROLS AND FOOT SWITCHES FOR POWER QUILLS, GRINDERS-MILLERS, JIG GRINDERS, AUTODRILLS, MOTORS AND GENERATORS
Electrical and Scientific ApparatusREFRIGERATION AND COOLING SYSTEMS COMPRISING COOLING PUMPS, TANKS, SWITCHES, AND CONTROLS
Environmental Control Apparatus