Granted Patent
Utility
US 4,359,508 · App. 06/214,735
Lead-acid storage battery
Inventors:
Richard M. Meighan, Harry R. Cash, Jr.
Patented Case
View Patent ↗
Granted: Nov 16, 1982
Filed: Dec 9, 1980
Inventors
Richard M. Meighan
Harry R. Cash, Jr.
Assignee (at issue)
Eltra 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.