71467483
Feb 17, 1944
Mar 22, 1949
WEAR RESISTANT AND CORROSION RESISTANT FINISHED MACHINE PARTS OF COPPER BASE ALLOY AND GENERALLY MANUALLY OPERATED NON-SPARKING TOOLS OF COPPER BASE ALLOY-NAMELY, ADZES, AIR HAMMER BLANKS, AXES, BARS, CAULKING TOOLS, CHISELS, DRIFT PINS, STAR DRILLS, WEDGES, FORKS, HAMMERS, HATCHETS, HOES, ICE SHAVERS AND TONGS, KNIVES, NAIL PULLERS AND SETS, PACKING TOOLS, CHIPPERS, PICKS, PLIERS, PUNCHES, RAKES, SAWS, SCRAPERS, SCREW DRIVERS, SHEARS, SHOVELS, SPATULAS, SPRAY BOOTH KITS, SCOOPS, TROWELS, VISES AND WRENCHES
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