Granted Patent
Utility
US 4,503,293 · App. 06/450,808
Interlocking plug and receptacle mechanism with actuating means
Inventor:
George W. Knecht
Patented Case
View Patent ↗
Granted: Mar 5, 1985
Filed: Dec 17, 1982
Inventor
George W. Knecht
Assignee (at issue)
Midland-Ross Corporation
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.