Granted Patent
Utility
US 4,424,784 · App. 06/246,876
Manually adjustable apparatus and system for selectively controlling the air-fuel ratio supplied to a combustion engine
Inventor:
Robert J. Miller
Patented Case
View Patent ↗
Granted: Jan 10, 1984
Filed: Mar 23, 1981
Inventor
Robert J. Miller
Assignee (at issue)
Colt Industries Operating Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.