Granted Patent
Utility
US 4,241,450 · App. 06/070,021
Automatic turn-off apparatus for a radio or television receiver
Inventors:
Harold Blatter, Juri Tults
Patented Case
View Patent ↗
Granted: Dec 23, 1980
Filed: Aug 27, 1979
Inventors
Harold Blatter
Juri Tults
Assignee (at issue)
RCA 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.