Granted Patent
Utility
US 4,646,159 · App. 06/593,751
Unitary CRT display assembly
Inventors:
Gregory J. Beaumont, Casimir J. Duval, Frank Kula, Michael Tamkin
Patented Case
View Patent ↗
Granted: Feb 24, 1987
Filed: Mar 27, 1984
Inventors
Gregory J. Beaumont
Casimir J. Duval
Frank Kula
Michael Tamkin
Assignee (at issue)
Zenith Electronics LLC
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.