Granted Patent
Utility
US 4,567,532 · App. 06/532,874
Selectable view video record/playback system
Inventors:
Ralph H. Baer, David Allen
Patented Case
View Patent ↗
Granted: Jan 28, 1986
Filed: Sep 16, 1983
Inventors
Ralph H. Baer
David Allen
Assignee (at issue)
Sanders GmbH
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.