Granted Patent
Utility
US 4,499,980 · App. 06/432,046
Actuator for roller clutch drive system
Inventors:
David C. Kaminski, Dennis W. Shea
Patented Case
View Patent ↗
Granted: Feb 19, 1985
Filed: Sep 30, 1982
Inventors
David C. Kaminski
Dennis W. Shea
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.