Granted Patent
Utility
US 5,755,319 · App. 08/708,240
Safety power switch
Inventors:
Donald M. Szymanski, Gregory A. Phillips, L. R. Leet, Sr.
Patented Case
View Patent ↗
Granted: May 26, 1998
Filed: Sep 3, 1996
Inventors
Donald M. Szymanski
Gregory A. Phillips
L. R. Leet, Sr.
Assignee (at issue)
Credo Tool 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.