73040301
Dec 23, 1974
Dec 30, 1975
ELECTRODES AND ELECTRODE MATERIALS, ACCESSORIES AND SUPPLIES FOR ELECTRICAL DISCHARGE MACHINING-NAMELY, GRAPHITE ELECTRODES; SILVER AND COPPER TUNGSTEN ELECTRODES; COMPACTED POWDERED METAL ELECTRODES; TELLURIUM COPPER ELECTRODES; TUBULAR BRASS ELECTRODES; TUBULAR COPPER ELECTRODES; TUNGSTEN WIRE ELECTRODES; TUNGSTEN, TUNGSTEN CARBIDE, COPPER TUNGSTEN, SILVER TUNGSTEN, GRAPHITE AND METALLIZED GRAPHITE ELECTRODE STOCK FOR SPECIALTY ELECTRODES; THREADED ELECTRODES FOR TAPPING; MOLYBDENUM TUBING ELECTRODES; TINNED HARD COPPER TUBING SALVAGE ELECTRODES; INSPECTION LIGHT KITS-NAMELY, PLASTIC ROD OPTIC LIGHT SOURCE; AND ELECTRONIC EDGE FINDERS
Electrical and Scientific Apparatus