Granted Patent
Utility
US 4,947,628 · App. 07/320,074
Multiple row cotton harvester
Inventors:
Jesse H. Orsborn, Michael J. Covington
Patented Case
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Granted: Aug 14, 1990
Filed: Mar 3, 1989
Inventors
Jesse H. Orsborn
Michael J. Covington
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.