Granted Patent
Utility
US 4,330,804 · App. 06/063,755
Flying head with foil support
Inventor:
Dean DeMoss
Patented Case
View Patent ↗
Granted: May 18, 1982
Filed: Aug 6, 1979
Inventor
Dean DeMoss
Assignee (at issue)
Burroughs, 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.