Granted Patent
Utility
US 4,610,046 · App. 06/691,921
Variable throw crank arm assembly for windshield wiper drive
Inventors:
Jeffrey J. Buschur, Ernest G. Franklin, William S. Shufflebarger
Patented Case
View Patent ↗
Granted: Sep 9, 1986
Filed: Jan 16, 1985
Inventors
Jeffrey J. Buschur
Ernest G. Franklin
William S. Shufflebarger
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.