Granted Patent
Utility
US 4,538,104 · App. 06/483,696
In-circuit test apparatus for printed circuit board
Inventors:
Bruce S. Douglas, Chester V. Westergart
Patented Case
View Patent ↗
Granted: Aug 27, 1985
Filed: Apr 11, 1983
Inventors
Bruce S. Douglas
Chester V. Westergart
Assignee (at issue)
Test Point 1, 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.