Granted Patent
Utility
US 4,282,804 · App. 06/097,761
Twine wrapper for round bale forming machine
Inventor:
Antoon S. P. Cools
Patented Case
View Patent ↗
Granted: Aug 11, 1981
Filed: Nov 27, 1979
Inventor
Antoon S. P. Cools
Assignee (at issue)
Sperry Corp.
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.