Granted Patent
Utility
US 4,528,616 · App. 06/479,309
Printed wiring board enclosure
Inventor:
James V. Koppensteiner
Patented Case
View Patent ↗
Granted: Jul 9, 1985
Filed: Mar 28, 1983
Inventor
James V. Koppensteiner
Assignee (at issue)
GTE Automatic Electric Incorporated
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.