73611687
Jul 28, 1986
Nov 13, 1990
FACES FOR MECHANICAL SEALS; WEAR-RESISTANT BEARING SLEEVES FOR LOAD BEARING SHAFTS; WEAR-RESISTANT COMPONENTS IN CHEMICAL PUMPS AND VALVES; GUIDES AND PULLEYS USE IN WIRE DRAWING, DIES FOR HOT AND COLD METAL EXTRUSION AND DRAWING; CRUCIBLES FOR MOLTEN METAL; MACHINE SHAFTS AND SPINDLES; SEALING RINGS; ABRASION-RESISTANT NOZZLES FOR USE IN SHOT BLASTING; CONTINUOUS CASTING NOZZLES; WELDING NOZZLES; BEARINGS; FINE BLADES FOR CUTTING AND FABRIC, ALL BEING PARTS OF MACHINES
MachineryCERAMIC CRUCIBLES FOR CHEMICAL AND LABORATORY USE; AND CERAMIC RADOMES
Electrical and Scientific Apparatus