Granted Patent
Utility
US 4,467,264 · App. 06/523,298
Battery charger with visual charge indicating means
Inventors:
Charles R. Blake, Ferdinand H. Mullersman
Patented Case
View Patent ↗
Granted: Aug 21, 1984
Filed: Aug 16, 1983
Inventors
Charles R. Blake
Ferdinand H. Mullersman
Assignee (at issue)
General Electric Company
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.