U.S. federal trademark · Serial No. 87521939 · Reg. No. 5751991
heating units for industrial purposes; industrial furnaces; hot blast furnaces; heating and melting furnaces for industrial purposes; apparatus for heat treatment, namely, air circulation furnaces, continuous furnaces, overhead furnaces, boogie hearth furnaces, chest furnaces, chamber furnaces, shaft furnaces, and crucible furnaces; furnaces for melting metals; quenching apparatus for heat treatment; industrial dryers for heating and dehumidifying
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