Granted Patent
Utility
US 5,466,902 · App. 08/157,385
Switch operator and interlock mechanism
Inventors:
Leo E. Blom, Eldridge R. Byron
Patented Case
View Patent ↗
Granted: Nov 14, 1995
Filed: Nov 23, 1993
Inventors
Leo E. Blom
Eldridge R. Byron
Assignee (at issue)
ABB Power T&D Company Inc.
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.