Granted Patent
Utility
US 4,790,786 · App. 07/051,896
Factory fixture frame for an in-process tension mask color cathode ray tube
Inventor:
Paul Stauss
Patented Case
View Patent ↗
Granted: Dec 13, 1988
Filed: May 18, 1987
Inventor
Paul Stauss
Assignee (at issue)
Zenith Electonics 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.