Granted Patent
Utility
US 4,878,991 · App. 07/283,095
Simplified method for repair of high density interconnect circuits
Inventors:
Charles W. Eichelberger, Robert J. Wojnarowski
Patented Case
View Patent ↗
Granted: Nov 7, 1989
Filed: Dec 12, 1988
Inventors
Charles W. Eichelberger
Robert J. Wojnarowski
Assignee (at issue)
General Electric 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.