Granted Patent
Utility
US 4,361,216 · App. 06/149,068
Roller clutch actuator
Inventor:
Robert B. Overbeek
Patented Case
View Patent ↗
Granted: Nov 30, 1982
Filed: May 12, 1980
Inventor
Robert B. Overbeek
Assignee (at issue)
DANA LIMITED
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.