Granted Patent
Utility
US 4,239,841 · App. 06/101,419
Aircraft battery
Inventor:
David L. Rorer
Patented Case
View Patent ↗
Granted: Dec 16, 1980
Filed: Dec 10, 1979
Inventor
David L. Rorer
Assignee (at issue)
Teledyne Industries, 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.