Granted Patent
Utility
US 4,829,756 · App. 07/103,053
Square baler having plunger cleanout means
Inventors:
Thomas G. Schrag, Craig Pecenka
Patented Case
View Patent ↗
Granted: May 16, 1989
Filed: Sep 30, 1987
Inventors
Thomas G. Schrag
Craig Pecenka
Assignee (at issue)
Hesston 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.