U.S. federal trademark · Serial No. 74271534
electrical pantagraphs and parts thereof; electrical graphite resistors used to manufacture heat; graphite crucibles used to analyze and/or dissolve and/or refine metals and or reduce gaseous elements in metallic substances
machine parts; namely, bearings, electric brushing, rotary pumps and vacuum pumps; hot press machine components; namely, dies and punches and seal rings; continuous casting dies; molds; namely, graphite fixtures used to manufacture transistors and diodes; namely, hermetic glass sealings and transistor fusion jigs
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.