Granted Patent
Utility
US 4,443,866 · App. 06/608,149
Automatic device selection circuit
Inventor:
Samuel G. Burgiss, Sr.
Patented Case
View Patent ↗
Granted: Apr 17, 1984
Filed: Aug 27, 1975
Inventor
Samuel G. Burgiss, Sr.
Assignee (at issue)
Corning Glass Works
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.