Granted Patent
Utility
US 4,378,760 · App. 06/273,567
Device for controlling the ventilating means of an internal combustion engine
Inventor:
Jean Barge
Patented Case
View Patent ↗
Granted: Apr 5, 1983
Filed: Jun 16, 1981
Inventor
Jean Barge
Assignee (at issue)
Aciers Et Outillage Peugeot
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.