Granted Patent
Utility
US 4,910,863 · App. 07/304,618
Method of making an amorphous metal transformer
Inventors:
Milan D. Valencic, Frank H. Grimes
Patented Case
View Patent ↗
Granted: Mar 27, 1990
Filed: Feb 1, 1989
Inventors
Milan D. Valencic
Frank H. Grimes
Assignee (at issue)
Asea Brown Boveri, S.A.
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.