Granted Patent
Utility
US 4,500,042 · App. 06/410,376
Two-way knife adjustment for crop harvester cutting cylinder
Inventors:
Arnold E. Goertz, Ronald K. Guinn
Patented Case
View Patent ↗
Granted: Feb 19, 1985
Filed: Aug 23, 1982
Inventors
Arnold E. Goertz
Ronald K. Guinn
Assignee (at issue)
Hesston Corporation
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.