Granted Patent
Utility
US 4,676,711 · App. 06/832,983
Moving gate discharge
Inventors:
Ralph D. Burgess, Jr., Stanley Davis
Patented Case
View Patent ↗
Granted: Jun 30, 1987
Filed: Feb 25, 1986
Inventors
Ralph D. Burgess, Jr.
Stanley Davis
Assignee (at issue)
Food Engineering 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.