Granted Patent
Utility
US 4,286,304 · App. 06/015,246
Degaussing arrangement for maser surrounded by magnetic shielding
Inventor:
Edwin A. Goldberg
Patented Case
View Patent ↗
Granted: Aug 25, 1981
Filed: Feb 26, 1979
Inventor
Edwin A. Goldberg
Assignee (at issue)
RCA 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.