Granted Patent
Utility
US 4,307,839 · App. 05/968,348
Variable exit area ramjet nozzle
Inventors:
George B. Nicoloff, Clark Kerr
Patented Case
View Patent ↗
Granted: Dec 29, 1981
Filed: Dec 11, 1978
Inventors
George B. Nicoloff
Clark Kerr
Assignee (at issue)
General Dynamics 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.