Granted Patent
Utility
US 4,647,973 · App. 06/792,893
Switch apparatus for a video interconnection system
Inventor:
Michael Scott Deiss
Patented Case
View Patent ↗
Granted: Mar 3, 1987
Filed: Oct 30, 1985
Inventor
Michael Scott Deiss
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.