Granted Patent
Utility
US 4,816,628 · App. 06/802,267
Wall mounted electrical switch
Inventor:
David A. Kirby
Patented Case
View Patent ↗
Granted: Mar 28, 1989
Filed: Nov 27, 1985
Inventor
David A. Kirby
Assignee (at issue)
Lutron Electronics Co., Inc.
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.