Granted Patent
Utility
US 4,615,233 · App. 06/672,329
Transmission ratio selector mechanism
Inventor:
Jean J. Lasoen
Patented Case
View Patent ↗
Granted: Oct 7, 1986
Filed: Nov 2, 1984
Inventor
Jean J. Lasoen
Assignee (at issue)
Massey-Ferguson Services, N.V.
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.