General Machine Corporation Trademarks
E.F.M. THE FINEST IN AUTOMATIC HEAT ELECTRIC FURNACE-MAN INC.
Filed: July 1, 1960
Oil and Gas Fired Boilers and Heaters
Owned by: General Machine Corporation
Serial Number: 72100115
BONUS HEATER
Filed: June 2, 1977
HEATING DEVICE-NAMELY, A DEVICE INSERTED IN THE FLUE OF A HEAT SOURCE TO CAPTURE HEAT OTHERWISE WASTED
Owned by: General Machine Corporation
Serial Number: 73128872
ENERGY FLOW METER
Filed: July 3, 1978
Furnace Damper
Owned by: General Machine Corporation
Serial Number: 73176858
