Thermograte Trademarks

THERMOGRATE
Furnace Inserts for Fireplaces
Cancelled  ·  June 9, 1980  ·  73265803  · 
THERMOGRATE
Combination Fireplace and Stove
Cancelled  ·  May 27, 1980  ·  73263689  · 
THERMOGRATE
FIREPLACE GRATES
Expired  ·  November 26, 1971  ·  72408727  ·