Granted Patent
Utility
US 4,370,848 · App. 06/305,063
Baling machine with tapered bale chamber
Inventors:
Willis R. Campbell, John H. Freimuth, Anthony F. Diederich, Jr., Richard E. Jennings
Patented Case
View Patent ↗
Granted: Feb 1, 1983
Filed: Sep 24, 1981
Inventors
Willis R. Campbell
John H. Freimuth
Anthony F. Diederich, Jr.
Richard E. Jennings
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.