Granted Patent
Utility
US 4,398,133 · App. 06/228,410
High frequency computer terminal power supply with isolation
Inventors:
Gregory J. Beaumont, Theodore J. Godawski, James P. McShane, James J. Parker
Patented Case
View Patent ↗
Granted: Aug 9, 1983
Filed: Jan 26, 1981
Inventors
Gregory J. Beaumont
Theodore J. Godawski
James P. McShane
James J. Parker
Assignee (at issue)
Zenith Radio 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.