Granted Patent
Utility
US 4,548,456 · App. 06/451,905
Printed circuit board edge connectors
Inventor:
John A. Robertson
Patented Case
View Patent ↗
Granted: Oct 22, 1985
Filed: Dec 21, 1982
Inventor
John A. Robertson
Assignee (at issue)
Burroughs, 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.