Granted Patent
Utility
US 4,514,968 · App. 06/439,000
In-line rectangular baler
Inventor:
Kenneth R. Underhill
Patented Case
View Patent ↗
Granted: May 7, 1985
Filed: Nov 4, 1982
Inventor
Kenneth R. Underhill
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.