Granted Patent
Utility
US 4,409,352 · App. 06/326,639
Method of making a dispersion lacquer for luminescent screens
Inventors:
Heinz Beckerle, Lothar Huster, Rolf Zondler
Patented Case
View Patent ↗
Granted: Oct 11, 1983
Filed: Dec 2, 1981
Inventors
Heinz Beckerle
Lothar Huster
Rolf Zondler
Assignee (at issue)
International Standard Electric 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.