Granted Patent
Utility
US 4,714,434 · App. 06/826,584
Terminal block with circuit marker
Inventor:
Alexander R. Norden
Patented Case
View Patent ↗
Granted: Dec 22, 1987
Filed: Feb 6, 1986
Inventor
Alexander R. Norden
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.