Granted Patent
Utility
US 4,531,351 · App. 06/419,482
Adjustable multiple row harvester head assembly
Inventor:
Eugene A. Sousek
Patented Case
View Patent ↗
Granted: Jul 30, 1985
Filed: Sep 17, 1982
Inventor
Eugene A. Sousek
Assignee (at issue)
Piper Industries, 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.