Granted Patent
Utility
US 4,934,610 · App. 07/422,334
Method of comminuting reactive metals
Inventor:
Steven C. Evans
Patented Case
View Patent ↗
Granted: Jun 19, 1990
Filed: Oct 16, 1989
Inventor
Steven C. Evans
Assignee (at issue)
Westinghouse Electric Company LLC
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.