Granted Patent
Utility
US 4,286,790 · App. 06/041,678
Optical disc changer apparatus
Inventors:
Bohdan W. Siryj, Alan P. Gilson
Patented Case
View Patent ↗
Granted: Sep 1, 1981
Filed: May 23, 1979
Inventors
Bohdan W. Siryj
Alan P. Gilson
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.