Granted Patent
Utility
US 4,938,010 · App. 07/196,293
Harvesting header having adjustable width, draper belt discharge opening
Inventors:
Ronald K. Guinn, Ray Schmitt, James W. Schroeder
Patented Case
View Patent ↗
Granted: Jul 3, 1990
Filed: May 20, 1988
Inventors
Ronald K. Guinn
Ray Schmitt
James W. Schroeder
Assignee (at issue)
Hay & Forage Industries
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.