Granted Patent
Utility
US 4,560,018 · App. 06/608,757
Wheel tandem drive mechanism
Inventor:
Ronald L. Satzler
Patented Case
View Patent ↗
Granted: Dec 24, 1985
Filed: May 10, 1984
Inventor
Ronald L. Satzler
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.