Granted Patent
Utility
US 4,182,501 · App. 05/881,044
Thrust reverser for jet engine forming active extension of jet tube
Inventor:
Etienne Fage
Patented Case
View Patent ↗
Granted: Jan 8, 1980
Filed: Feb 24, 1978
Inventor
Etienne Fage
Assignee (at issue)
ASTECH. CO., LTD.
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.