U.S. federal trademark · Serial No. 79249736 · Reg. No. 5963910
Scientific and technological services, namely, research and design in the fields of hardening metals and surface hardening of stainless steel components, nickel based alloys and chromium-cobalt based alloys, in particular, hardening of austenitic stainless steel components, martensitic stainless steels, duplex stainless steels, and precipitation hardened stainless steels and stellites
Hardening of metals; hardening of metals, namely, surface hardening of stainless steel components, nickel-base alloys and chromium-cobalt-based alloys, in particular, hardening of components of austenitic stainless steels, martensitic stainless steels, duplex stainless steels, and precipitation hardened stainless steels and stellites
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