85567147
Mar 12, 2012
Oct 23, 2012
Active Trademark
ring-shaped packing materials used to pack oil and gas drilling equipment, comprised of milled steel
Metal Goodsring shaped packing materials used to pack oil and gas drilling equipment, comprised of fabricated thermoplastic compounds, carbon-filled polytetrafluoroethylene (PTFE), hydrogenated nitrile rubber (HNBR), ultra-high molecular polyethylene (UHMWPE)
Rubber Goods