Granted Patent
Utility
US 4,966,044 · App. 07/347,174
Directional control system for a tractor transmission
Inventors:
Barry A. Bowman, Stanley J. Jeziorski, Francis A. Peterson, Ralph D. Price
Patented Case
View Patent ↗
Granted: Oct 30, 1990
Filed: May 30, 1989
Inventors
Barry A. Bowman
Stanley J. Jeziorski
Francis A. Peterson
Ralph D. Price
Assignee (at issue)
J. I. Case Company
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.