Granted Patent
Utility
US 4,612,699 · App. 06/660,571
Printed circuit board fabrication apparatus
Inventors:
Charles M. Lovendusky, Gregory G. White
Patented Case
View Patent ↗
Granted: Sep 23, 1986
Filed: Oct 12, 1984
Inventors
Charles M. Lovendusky
Gregory G. White
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.