U.S. federal trademark · Serial No. 79122238 · Reg. No. 4366566
Beryllium and its alloys; copper beryllium alloys; aluminum beryllium alloys; nickel beryllium alloys; copper nickel tin alloys; copper and its alloys; copper, unwrought or semi-wrought; common metals, unwrought or semi-wrought; Non-ferrous metals and their alloys; iron and steel; metal pulleys, springs and valves, not including machine elements
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