73021557
Oct 21, 1974
Aug 16, 1977
HYDRAULIC MOTORS; PRESSURE CYLINDERS; HYDRAULIC ACCUMULATORS AND PUMPS; SERVO-MOTORS AND AIR VALVE MUFFLERS
MachineryVALVES-NAMELY, SOLENOID, ELECTRICALLY AND REMOTELY OPERATED VALVES AND MOUNTING PLATES THEREFOR; SOLENOIDS; TRANSFORMERS AND RECTIFIERS FOR USE IN OR AS PARTS OF VALVES; ARMATURES, SWITCHES, THERMOSTATS AND FILTERS FOR USE IN ASSOCIATION WITH OR AS PARTS OF VALVES; GAUGES, COUNTERS, THERMOMETERS, SPEEDOMETERS AND VOLUMETRIC MEASURING AND DISPLAY DEVICES FOR USE AS PARTS OF OR IN ASSOCIATION WITH VALVES, PUMPS AND SWITCHES; REMOTE SENSING, REGULATING AND CONTROL EQUIPMENT FOR CONTROLLING THE OPERATION OF MACHINERY AND MACHINE TOOLS; REFLEX NOZZLES AND AIRGATES
Electrical and Scientific ApparatusVALVES AND VALVE MOUNTING PLATES THEREFOR AND FILTERS FOR USE IN AIR CONDITIONING AND FILTERING SYSTEMS
Environmental Control Apparatus