Granted Patent
Utility
US 4,431,334 · App. 06/372,595
Power takeoff yoke shielding and engaging means
Inventors:
Donald C. Cleveland, Paul R. Dallas
Patented Case
View Patent ↗
Granted: Feb 14, 1984
Filed: Apr 25, 1982
Inventors
Donald C. Cleveland
Paul R. Dallas
Assignee (at issue)
Rockwell International Corporation
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.