Granted Patent
Utility
US 4,752,846 · App. 06/916,982
Tape drive system with tape position capture circuitry
Inventor:
Kraig A. Proehl
Patented Case
View Patent ↗
Granted: Jun 21, 1988
Filed: Oct 9, 1986
Inventor
Kraig A. Proehl
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.