Method, system and apparatus employing permanent magnets having reach-out magnetic fields for electromagnetically transferring, braking, and metering molten metals feeding into metal casting machines

Granted: Apr 30, 2002 Filed: Jan 15, 2000

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.