Granted Patent
Utility
US 4,771,504 · App. 07/111,468
Leaf loading machine
Inventors:
Robert M. VanGinhoven, John B. Crego
Patented Case
View Patent ↗
Granted: Sep 20, 1988
Filed: Oct 22, 1987
Inventors
Robert M. VanGinhoven
John B. Crego
Assignee (at issue)
Ford New Holland, Inc.
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.