Granted Patent
Utility
US 4,402,176 · App. 06/283,048
Round baler and discharge means
Inventors:
John Arnold, Wilbur E. Groeneveld, Warner M. Heckley, Leroy M. Kluver, Richard W. Kunkle
Patented Case
View Patent ↗
Granted: Sep 6, 1983
Filed: Jul 13, 1981
Inventors
John Arnold
Wilbur E. Groeneveld
Warner M. Heckley
Leroy M. Kluver
Richard W. Kunkle
Assignee (at issue)
The Paul Revere 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.