Granted Patent
Utility
US 4,848,498 · App. 07/184,976
Combined door and tool tray in tractor engine housing
Inventors:
Ronald E. Hart, Robert T. Peterson
Patented Case
View Patent ↗
Granted: Jul 18, 1989
Filed: Apr 22, 1988
Inventors
Ronald E. Hart
Robert T. Peterson
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.