U.S. federal trademark · Serial No. 79022912 · Reg. No. 3247781
[ Repair and installation services, namely, installation and maintenance of crude oil pipelines, fitting of threaded pipes and/or of gas tight threaded connection pieces of metal, repair of threaded pipes and/or of gas tight threaded connection pieces of metal ]
Pipes of metal, namely steel pipes, piping of metal, namely of steel, penstock pipes of steel for the transport of crude oil and/or natural gas, pipe connection pieces of metal, namely of steel, namely for crude oil pipelines or natural gas pipelines, gastight threaded connection pieces of metal, namely of steel, especially for crude oil pipelines or natural gas pipelines, pipe sleeves of metal, namely of steel, threaded pipes of metal, namely of steel, bifurcation pieces of metal for piping, pipe systems of metal containing strings of metal pipes, metal pipes, metal connection pieces, and metal couplings for the production of oil or natural gas, oil field pipes
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