Granted Patent
Utility
US 4,327,344 · App. 06/135,879
Solenoid with mechanically latchable plunger
Inventor:
David Luckenbach
Patented Case
View Patent ↗
Granted: Apr 27, 1982
Filed: Mar 31, 1980
Inventor
David Luckenbach
Assignee (at issue)
Hi-G 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.