Granted Patent
Utility
US 4,479,039 · App. 06/545,518
Electrical switch construction and method of making the same
Inventor:
Frank Payne
Patented Case
View Patent ↗
Granted: Oct 23, 1984
Filed: Oct 26, 1983
Inventor
Frank Payne
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.