73109032
Dec 9, 1976
Sep 20, 1977
FIRE SUPPRESSING AND EXTINGUISHING EQUIPMENT-NAMELY, PRESSURIZED CYLINDERS CONTAINING FLUOROCARBON AGENTS, PILOT OPERATED DISCHARGE HEADS, AND SOLENOID PILOT VALVE ASSEMBLIES, PILOT HOSES, PRESSURE SWITCHES, CONNECTING PIPES, AND DISCHARGE NOZZLES; RELATED ACCESSORIES-NAMELY, DETECTORS AND RELEASES; AND PARTS THEREFOR
Electrical and Scientific Apparatus