Granted Patent
Utility
US 4,517,138 · App. 06/490,634
Device and method for centrifugally casting articles
Inventors:
David Lionel Rawlings, Robert Glick
Patented Case
View Patent ↗
Granted: May 14, 1985
Filed: May 2, 1983
Inventors
David Lionel Rawlings
Robert Glick
Assignee (at issue)
International Hydron Corporation
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.