Granted Patent
Utility
US 5,350,889 · App. 08/025,450
Multiple circuit switching assembly
Inventor:
Richard L. Lauritsen
Patented Case
View Patent ↗
Granted: Sep 27, 1994
Filed: Mar 2, 1993
Inventor
Richard L. Lauritsen
Assignee (at issue)
Eaton 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.