Duo-Matic/Olsen, Inc. Trademarks
DM DUO-MATIC
Filed: October 1, 1979
Multi-Fuel Furnaces, Solid Fuel Furnaces and Replacement Parts Therefor
Owned by: Duo-Matic/Olsen, Inc.
Serial Number: 73233305
DUO-MATIC
Filed: October 1, 1979
Multi-Fuel Furnaces, Solid Fuel Furnaces and Replacement Parts Therefor
Owned by: Duo-Matic/Olsen, Inc.
Serial Number: 73233306
ULTRAMAX
Filed: June 20, 1983
Gas Furnaces for Domestic Use
Owned by: Duo-Matic/Olsen, Inc.
Serial Number: 73431335
