Granted Patent
Utility
US 4,144,544 · App. 05/862,177
Television horizontal oscillator frequency control arrangement for use with tape recorder
Inventor:
Ronald E. Fernsler
Patented Case
View Patent ↗
Granted: Mar 13, 1979
Filed: Dec 19, 1977
Inventor
Ronald E. Fernsler
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.