Granted Patent
Utility
US 4,636,768 · App. 06/784,331
Compression connection for potentiometer leads
Inventor:
Donald R. Hagen
Patented Case
View Patent ↗
Granted: Jan 13, 1987
Filed: Oct 4, 1985
Inventor
Donald R. Hagen
Assignee (at issue)
Resistance Technology, 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.