Granted Patent
Utility
US 4,209,024 · App. 06/002,299
Axial flow combine with improved inlet transition area
Inventors:
Thomas E. Powell, Edward Donaldson
Patented Case
View Patent ↗
Granted: Jun 24, 1980
Filed: Jan 10, 1979
Inventors
Thomas E. Powell
Edward Donaldson
Assignee (at issue)
White Motor Corporation of Canada, Limited
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.