Granted Patent
Utility
US 4,324,536 · App. 06/245,234
Link-coupled rotor assembly
Inventor:
Dane G. Shank
Patented Case
View Patent ↗
Granted: Apr 13, 1982
Filed: Feb 28, 1980
Inventor
Dane G. Shank
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.