73015012
Mar 5, 1974
Dec 30, 1975
CERAMIC VALVES AND VALVE PARTS, CERAMIC NOZZLES, CERAMIC EXTRUSION DIES, CERAMIC WEAR PARTS FOR IMPELLERS AND FANS FOR ABRASIVE FLUIDS, CERAMIC ROCK AND ORE CRUSHERS, CERAMIC CYLINDER LINERS, CERAMIC CONVEYER BED LINERS, CERAMIC PULLEYS AND DRAW BLOCKS, CERAMIC BEARINGS, CERAMIC GRINDING MILL LINERS, CERAMIC PUMP PLUNGERS AND CERAMIC PISTONS
MachineryCERAMIC VALVES AND VALVE PARTS, CERAMIC NOZZLES, FOR ELECTRICAL APPARATUS - NAMELY, CERAMIC SUBSTRATES FOR CIRCUITS AND COMPONENTS, CERAMIC BODIES WITH METALLIZED CONDUCTOR PATTERNS, AND THERMOCOUPLE TUBES
Electrical and Scientific Apparatus