Granted Patent
Utility
US 4,624,014 · App. 06/573,226
Signal-seeking tuning system with a seaching mode activated by the user's operation of a manual band switch
Inventor:
Keming Chen
Patented Case
View Patent ↗
Granted: Nov 18, 1986
Filed: Jan 23, 1984
Inventor
Keming Chen
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.