Granted Patent
Utility
US 4,351,697 · App. 06/336,980
Printed wiring boards
Inventors:
Daniel J. Shanefield, Fred W. Verdi
Patented Case
View Patent ↗
Granted: Sep 28, 1982
Filed: Jan 4, 1982
Inventors
Daniel J. Shanefield
Fred W. Verdi
Assignee (at issue)
Western Electric Company, 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.