Granted Patent
Utility
US 4,377,766 · App. 06/184,603
Frame for unit module of a vacuum-fluorescent display
Inventors:
Hartmut Lenz, Helmut Thaler
Patented Case
View Patent ↗
Granted: Mar 22, 1983
Filed: Sep 5, 1980
Inventors
Hartmut Lenz
Helmut Thaler
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.