72184411
Jan 10, 1964
Sep 22, 1964
BLAST HOLE DRILLS, EARTH DRILLING MACHINES, SLIM HOLE DRILLS, EXPLORATION DRILLS, CORE DRILLS, SEISMOGRAPH SHOT HOLE DRILLS, WATER WELL DRILLS, SLUSH PUMPS, WATER SWIVELS, TRAVELING BLOCKS, KELLY RODS, DRIVE BUSHINGS, DRILL PIPE SLIPS, CORE DRILL AND EXPLORATION DRILL PIPE, DRILL PIPE SUBSTITUTES, CORE BARRELS AND BITS, DRILLING BITS, FISHING TOOLS, ROTARY TABLES, POWER TAKE-OFFS, DRILL PIPE ELEVATORS AND SPIDERS, PULL-DOWN CHUCKS, HOISTING PLUGS, SAFETY CLEVISES, DRILL HEADS, DRAWWORKS, DRILL PIPE AND TOOL JOINTS, PUMP PISTONS, PUMP PISTON RODS, PUMP LINERS, SWIVEL STEMS, AND VIBRATING SEISMOGRAPH MACHINES
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