Granted Patent
Utility
US 4,851,745 · App. 07/156,799
Windshield washer/wiper apparatus
Inventor:
Ricahrd L. Ponziani
Patented Case
View Patent ↗
Granted: Jul 25, 1989
Filed: Feb 17, 1988
Inventor
Ricahrd L. Ponziani
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.