Granted Patent
Utility
US 4,335,561 · App. 06/210,986
Header height position control for a cotton harvester
Inventors:
William C. Swanson, Jesse H. Orsborn
Patented Case
View Patent ↗
Granted: Jun 22, 1982
Filed: Nov 28, 1980
Inventors
William C. Swanson
Jesse H. Orsborn
Assignee (at issue)
International Harvester 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.