Granted Patent
Utility
US 5,084,597 · App. 07/608,333
Drum switch construction
Inventors:
Kurt Lawrence Lindsey, George Duda
Patented Case
View Patent ↗
Granted: Jan 28, 1992
Filed: Nov 2, 1990
Inventors
Kurt Lawrence Lindsey
George Duda
Assignee (at issue)
Furnas Electric Co.
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.