Granted Patent
Utility
US 4,475,561 · App. 06/408,982
Rotary cleaning mechanism for combines
Inventors:
Frans J. G. C. Decoene, Gilbert J. I. Strubbe
Patented Case
View Patent ↗
Granted: Oct 9, 1984
Filed: Aug 17, 1982
Inventors
Frans J. G. C. Decoene
Gilbert J. I. Strubbe
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.