Granted Patent
Utility
US 5,222,545 · App. 07/871,337
Method and apparatus for casting a plurality of closely-spaced ingots in a static magnetic field
Inventors:
Edmond S. Miksch, Que-Tsang Fang
Patented Case
View Patent ↗
Granted: Jun 29, 1993
Filed: Apr 21, 1992
Inventors
Edmond S. Miksch
Que-Tsang Fang
Assignee (at issue)
Aluminum Company of America
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.