Granted Patent
Utility
US 4,914,264 · App. 07/217,398
Control device having a self-supporting switch unit therein
Inventor:
Charles J. Everett
Patented Case
View Patent ↗
Granted: Apr 3, 1990
Filed: Jul 11, 1988
Inventor
Charles J. Everett
Assignee (at issue)
ROBERTSHAW CONTROLS PRIVATE LIMITED
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.