Granted Patent
Utility
US 4,350,127 · App. 06/247,566
Torque spring adjustment mechanism
Inventor:
Dennis King
Patented Case
View Patent ↗
Granted: Sep 21, 1982
Filed: Mar 25, 1981
Inventor
Dennis King
Assignee (at issue)
Caterpillar Tractor Co.
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.