Granted Patent
Utility
US 4,907,736 · App. 07/198,709
Method of forming articles
Inventor:
Gordon S. Doble
Patented Case
View Patent ↗
Granted: Mar 13, 1990
Filed: May 18, 1988
Inventor
Gordon S. Doble
Assignee (at issue)
Airfoil Textron 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.