Granted Patent
Utility
US 4,392,345 · App. 06/310,942
Bypass control system
Inventor:
Carl H. Geary
Patented Case
View Patent ↗
Granted: Jul 12, 1983
Filed: Oct 13, 1981
Inventor
Carl H. Geary
Assignee (at issue)
Elliott Turbomachinery Co., Inc.
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.