Granted Patent
Utility
US 4,296,596 · App. 06/112,600
Automatic bale ejection drive
Inventors:
T. William Waldrop, Willis R. Campbell
Patented Case
View Patent ↗
Granted: Oct 27, 1981
Filed: Jan 16, 1980
Inventors
T. William Waldrop
Willis R. Campbell
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.