Granted Patent
Utility
US 4,236,372 · App. 06/070,297
Agricultural harvesting machines with crop pick-up mechanisms
Inventors:
James A. Munro, Alan P. Lummis
Patented Case
View Patent ↗
Granted: Dec 2, 1980
Filed: Aug 28, 1979
Inventors
James A. Munro
Alan P. Lummis
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.