Granted Patent
Utility
US 4,348,197 · App. 06/115,599
Torque-sensing pulley and drive system
Inventor:
Larry R. Oliver
Patented Case
View Patent ↗
Granted: Sep 7, 1982
Filed: Jan 28, 1980
Inventor
Larry R. Oliver
Assignee (at issue)
DayCo Holdings, LP
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.