Granted Patent
Utility
US 5,153,796 · App. 07/085,676
Method and apparatus for transferring information between two magnetic bodies using a third body of magnetic material
Inventor:
Beverley R. Gooch
Patented Case
View Patent ↗
Granted: Oct 6, 1992
Filed: Aug 6, 1987
Inventor
Beverley R. Gooch
Assignee (at issue)
Ampex Corporation
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.