Granted Patent
Utility
US 5,391,995 · App. 08/189,693
Twisting electrical test probe with controlled pointing accuracy
Inventors:
Charles J. Johnston, Mark A. Swart
Patented Case
View Patent ↗
Granted: Feb 21, 1995
Filed: Feb 1, 1994
Inventors
Charles J. Johnston
Mark A. Swart
Assignee (at issue)
Everett Charles Technologies, 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.