Granted Patent
Utility
US 4,606,591 · App. 06/712,837
Lock/ejector system for printed wiring board
Inventor:
Kenneth A. Bloch
Patented Case
View Patent ↗
Granted: Aug 19, 1986
Filed: Mar 18, 1985
Inventor
Kenneth A. Bloch
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.