Granted Patent
Utility
US 4,776,038 · App. 07/005,809
Automatic air/cable mode selection apparatus for a television tuner
Inventors:
William John Testin, John Frederick Teskey
Patented Case
View Patent ↗
Granted: Oct 4, 1988
Filed: Jan 21, 1987
Inventors
William John Testin
John Frederick Teskey
Assignee (at issue)
RCA Licensing 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.