Granted Patent
Utility
US 4,618,131 · App. 06/738,137
PC board hold down system
Inventors:
Carl Campisi, Brian D. Kay
Patented Case
View Patent ↗
Granted: Oct 21, 1986
Filed: May 24, 1985
Inventors
Carl Campisi
Brian D. Kay
Assignee (at issue)
Zenith Electronics 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.