Granted Patent
Utility
US 4,289,435 · App. 06/065,023
Automatic bale wagon
Inventors:
Jean-Claude A. E. Boirin, Jean-Pierre Guenon
Patented Case
View Patent ↗
Granted: Sep 15, 1981
Filed: Aug 9, 1979
Inventors
Jean-Claude A. E. Boirin
Jean-Pierre Guenon
Assignee (at issue)
Sperry Corp.
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.