85081714
Jul 9, 2010
Apr 16, 2013
OILFIELD EQUIPMENT, NAMELY, COUPLINGS FOR ARTIFICIAL LIFT SYSTEMS, NAMELY, SUCKER ROD CENTRALIZING GUIDES FOR USE IN SUBTERRANEAN OIL AND GAS WELLS; WHEEL REPLACEMENT KITS FOR SUCKER ROD CENTRALIZING GUIDE COUPLINGS CONSISTING OF WHEELS, PINS AND JOURNALS
Machinery