Granted Patent
Utility
US 4,706,284 · App. 06/712,949
Television signal data transmission system
Inventors:
Richard W. Citta, Dennis M. Mutzabaugh, Gary J. Sgrignoli
Patented Case
View Patent ↗
Granted: Nov 10, 1987
Filed: Mar 15, 1985
Inventors
Richard W. Citta
Dennis M. Mutzabaugh
Gary J. Sgrignoli
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.