Granted Patent
Utility
US 4,279,348 · App. 06/023,198
Adjustable double link mounting
Inventors:
Robert Harper, Robert A. Kleiber
Patented Case
View Patent ↗
Granted: Jul 21, 1981
Filed: Feb 9, 1979
Inventors
Robert Harper
Robert A. Kleiber
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.