Granted Patent
Utility
US 4,339,760 · App. 06/241,261
Magnetic printing head having a high signal-to-noise ratio
Inventors:
Jish M. Wang, Richard O. McCary
Patented Case
View Patent ↗
Granted: Jul 13, 1982
Filed: Mar 6, 1981
Inventors
Jish M. Wang
Richard O. McCary
Assignee (at issue)
General Electric Company
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.