Granted Patent
Utility
US 4,339,743 · App. 06/205,405
Multiple resistance element assembly and method of making same
Inventor:
George C. Ludwig
Patented Case
View Patent ↗
Granted: Jul 13, 1982
Filed: Nov 10, 1980
Inventor
George C. Ludwig
Assignee (at issue)
Tom McGuane Industries, 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.