Granted Patent
Utility
US 4,355,270 · App. 06/326,801
Motor reversing circuit for vehicle windshield wiper
Inventors:
Keith R. Cook, John E. Pozenel, Donald E. Graham
Patented Case
View Patent ↗
Granted: Oct 19, 1982
Filed: Dec 2, 1981
Inventors
Keith R. Cook
John E. Pozenel
Donald E. Graham
Assignee (at issue)
General Motors LLC
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.