Granted Patent
Utility
US 4,729,907 · App. 07/017,726
Method of making a viewing screen structure for a cathode-ray tube
Inventors:
Samuel B. Deal, Richard A. Lambert
Patented Case
View Patent ↗
Granted: Mar 8, 1988
Filed: Feb 24, 1987
Inventors
Samuel B. Deal
Richard A. Lambert
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.