Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Damper construction for a gas fired combustion apparatus

Damper construction for a gas fired combustion apparatus

US Patent 4386731 · Granted Jun 7, 1983

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Concentric snap-together direct vent structure and associated fabrication method2000
Methods of fabricating a vent/intake system for a fuel-fired, direct vent heatin2000
Fuel-fired fireplace insert with integral combination draft hood and heat exchan1997
Flexible double wall vent pipe1995
Adjustable pipe fitting1994
Gas burner assembly for simulating a natural log fire1994
Damper construction for a gas fired combustion apparatus1981
Damper construction for a gas fired combustion apparatus1980