Granted Patent
Utility
US 4,901,510 · App. 07/326,758
Rotary crop feed assist device for a row crop harvesting header
Inventors:
John R. McClure, Gary L. Bich
Patented Case
View Patent ↗
Granted: Feb 20, 1990
Filed: Mar 20, 1989
Inventors
John R. McClure
Gary L. Bich
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.