Granted Patent
Utility
US 4,365,944 · App. 06/276,772
Plant with a tundish for producing metal powder
Inventors:
Heinz Pajonk, Franz Hohne, Rolf Ruthardt
Patented Case
View Patent ↗
Granted: Dec 28, 1982
Filed: Jun 24, 1981
Inventors
Heinz Pajonk
Franz Hohne
Rolf Ruthardt
Assignee (at issue)
Leybold-Heraeus GmbH
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.