Granted Patent
Utility
US 4,350,236 · App. 06/214,363
Electromagnetic clutch assembly
Inventor:
Paul H. Stahlhuth
Patented Case
View Patent ↗
Granted: Sep 21, 1982
Filed: Dec 8, 1980
Inventor
Paul H. Stahlhuth
Assignee (at issue)
Ford Aerospace & Communications 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.