Granted Patent
Utility
US 4,817,150 · App. 07/091,134
Oscillator frequency control arrangement for a stereo decoder
Inventor:
Paul D. Filliman
Patented Case
View Patent ↗
Granted: Mar 28, 1989
Filed: Aug 31, 1987
Inventor
Paul D. Filliman
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.