Granted Patent
Utility
US 4,547,708 · App. 06/534,711
Variable picture size circuit for a television receiver
Inventor:
Peter E. Haferl
Patented Case
View Patent ↗
Granted: Oct 15, 1985
Filed: Sep 22, 1983
Inventor
Peter E. Haferl
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.