Granted Patent
Utility
US 4,672,353 · App. 06/910,952
Snap-action type thermally responsive switch
Inventors:
Susumu Ubukata, Yasukazu Mizutani, Syozo Iyoda
Patented Case
View Patent ↗
Granted: Jun 9, 1987
Filed: Sep 24, 1986
Inventors
Susumu Ubukata
Yasukazu Mizutani
Syozo Iyoda
Assignee (at issue)
Susumu Ubukata
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.