Granted Patent
Utility
US 4,491,872 · App. 06/459,004
Ultra-compact projection television receiver
Inventors:
Melvin H. Boldt, James W. Schwartz
Patented Case
View Patent ↗
Granted: Jan 1, 1985
Filed: Jan 17, 1983
Inventors
Melvin H. Boldt
James W. Schwartz
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.