Granted Patent
Utility
US 4,524,820 · App. 06/363,621
Apparatus for providing improved slurry cast structures by hot working
Inventors:
Damian V. Gullotti, Joseph Winter, Kenneth P. Young, Robert D. Evans
Patented Case
View Patent ↗
Granted: Jun 25, 1985
Filed: Mar 30, 1982
Inventors
Damian V. Gullotti
Joseph Winter
Kenneth P. Young
Robert D. Evans
Assignee (at issue)
International Telephone and Telegraph 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.