Granted Patent
Utility
US 4,747,444 · App. 06/729,947
Automated casting plant and method of casting
Inventors:
John W. Wasem, Donald E. Meves, Robert F. Kenzler
Patented Case
View Patent ↗
Granted: May 31, 1988
Filed: May 2, 1985
Inventors
John W. Wasem
Donald E. Meves
Robert F. Kenzler
Assignee (at issue)
AMSTED INDUSTRIES INCORPORATED
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.