Granted Patent
Utility
US 4,337,451 · App. 06/210,522
Electrical switch construction, switch blade subassembly and methods of making the same
Inventor:
Raymond Fox
Patented Case
View Patent ↗
Granted: Jun 29, 1982
Filed: Nov 26, 1980
Inventor
Raymond Fox
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.