U.S. federal trademark · Serial No. 77345689 · Reg. No. 3571367
coal burners, oil burners, gas burners, furnaces, furnace boilers, water heaters, Furnace-Burner units, air tempering convectors, steam radiators and steam turbine driven air circulating fans for commercial and industrial use
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.