Granted Patent
Utility
US 4,378,899 · App. 06/298,850
Tape drive capstan
Inventor:
Herbert F. Sanford
Patented Case
View Patent ↗
Granted: Apr 5, 1983
Filed: Sep 2, 1981
Inventor
Herbert F. Sanford
Assignee (at issue)
Honeywell Limited
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.