Granted Patent
Utility
US 4,349,701 · App. 06/175,456
Television receiver with two-way telephone conversation and dial-out capabilities
Inventor:
Paul A. Snopko
Patented Case
View Patent ↗
Granted: Sep 14, 1982
Filed: Aug 5, 1980
Inventor
Paul A. Snopko
Assignee (at issue)
Zenith Radio 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.