Granted Patent
Utility
US 4,282,969 · App. 06/064,969
Material moving apparatus for a bale wagon
Inventor:
Randall E. Zipser
Patented Case
View Patent ↗
Granted: Aug 11, 1981
Filed: Aug 8, 1979
Inventor
Randall E. Zipser
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.