Granted Patent
Utility
US 4,851,749 · App. 07/131,472
Automatic positioner with nonlinear drive
Inventor:
Lester L. Forrester
Patented Case
View Patent ↗
Granted: Jul 25, 1989
Filed: Dec 10, 1987
Inventor
Lester L. Forrester
Assignee (at issue)
General Dynamics Corporation, Pomona Div.
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.