Granted Patent
Utility
US 5,227,939 · App. 07/031,713
Scanning transducer having transverse information and control flux paths for reduced interference between fluxes
Inventor:
Beverley R. Gooch
Patented Case
View Patent ↗
Granted: Jul 13, 1993
Filed: Mar 27, 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.