Granted Patent
Utility
US 4,711,075 · App. 06/858,159
Integrally mounted positionable concave extension
Inventor:
Russell W. Strong
Patented Case
View Patent ↗
Granted: Dec 8, 1987
Filed: May 1, 1986
Inventor
Russell W. Strong
Assignee (at issue)
New Holland, Inc.
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.