Granted Patent
Utility
US 4,679,122 · App. 06/886,751
Metal core printed circuit board
Inventors:
Robert Edward Belke, Raymond A. Shirk, Hsiu-Hsiang Lin, Louis Zakraysek
Patented Case
View Patent ↗
Granted: Jul 7, 1987
Filed: Jul 11, 1986
Inventors
Robert Edward Belke
Raymond A. Shirk
Hsiu-Hsiang Lin
Louis Zakraysek
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.