Granted Patent
Utility
US 4,001,685 · App. 05/514,017
Micro-circuit test probe
Inventor:
Jacques L. Roch
Patented Case
View Patent ↗
Granted: Jan 4, 1977
Filed: Oct 11, 1974
Inventor
Jacques L. Roch
Assignee (at issue)
Electroglas, 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.