Granted Patent
Utility
US 5,121,889 · App. 07/695,913
Electronic foot controls
Inventor:
Edward H. Carey, Jr.
Patented Case
View Patent ↗
Granted: Jun 16, 1992
Filed: May 6, 1991
Inventor
Edward H. Carey, Jr.
Assignee (at issue)
Grumman Aerospace 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.