Granted Patent
Utility
US 4,736,133 · App. 07/039,815
Inline electron gun for high resolution display tube having improved screen grid plate portion
Inventors:
Robert L. Barbin, Hsing-Yao Chen, Loren L. Maninger
Patented Case
View Patent ↗
Granted: Apr 5, 1988
Filed: Apr 15, 1987
Inventors
Robert L. Barbin
Hsing-Yao Chen
Loren L. Maninger
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.