Granted Patent
Utility
US 4,521,650 · App. 06/432,898
Mounting apparatus for a control lever
Inventor:
Charles W. Oswald
Patented Case
View Patent ↗
Granted: Jun 4, 1985
Filed: Apr 19, 1982
Inventor
Charles W. Oswald
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.