Granted Patent
Utility
US 4,123,842 · App. 05/830,818
Method of making frequency shielding means for an electrical connector
Inventor:
Earl A. Cooper
Patented Case
View Patent ↗
Granted: Nov 7, 1978
Filed: Sep 6, 1977
Inventor
Earl A. Cooper
Assignee (at issue)
Automation Industrial Group, LLC
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.