73022187
May 23, 1974
Jun 3, 1975
VALVES FOR AIRCRAFT AND SPACE INSTALLATIONS AND PARTS THEREOF, PNEUMATIC STARTERS FOR AIRCRAFT ENGINES AND PARTS THEREOF, AND AIRCRAFT PROPELLERS AND PARTS THEREOF
MachineryELECTRONIC POWER STATIC INVERTERS AND PARTS THEREOF AND PRESSURE TRANSDUCERS AND PARTS THEREOF
Electrical and Scientific Apparatus