Granted Patent
Utility
US 4,736,514 · App. 06/885,865
Method of making electrical switch
Inventor:
Harold A. McIntosh
Patented Case
View Patent ↗
Granted: Apr 12, 1988
Filed: Jul 15, 1986
Inventor
Harold A. McIntosh
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.