Granted Patent
Utility
US 5,402,294 · App. 08/122,109
Laminated, high frequency, magnetic transducer and manufacturing method therefor
Inventors:
Beverley R. Gooch, George R. Varian
Patented Case
View Patent ↗
Granted: Mar 28, 1995
Filed: Sep 16, 1993
Inventors
Beverley R. Gooch
George R. Varian
Assignee (at issue)
Ampex Systems 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.