Granted Patent
Utility
US 4,353,947 · App. 06/308,642
Laminated composite structure and method of manufacture
Inventor:
Charles D. Northcutt
Patented Case
View Patent ↗
Granted: Oct 12, 1982
Filed: Oct 5, 1981
Inventor
Charles D. Northcutt
Assignee (at issue)
International Harvester Company
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.