Granted Patent
Utility
US 5,049,709 · App. 07/472,655
Index rotary switch with rotor contact member having L-shaped arms
Inventors:
Tomm Prickett, Melvin S. Nation
Patented Case
View Patent ↗
Granted: Sep 17, 1991
Filed: Jan 30, 1990
Inventors
Tomm Prickett
Melvin S. Nation
Assignee (at issue)
ILLINOIS TOOL WORKS 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.