Granted Patent
Utility
US 4,263,701 · App. 06/086,006
Method of mounting the support for a fast warm-up cathode
Inventors:
Hartmut Ganzle, Gunther Hanchen, Hermann Noller, Hans Reule, Siegfried Spieth, Horst Vogel
Patented Case
View Patent ↗
Granted: Apr 28, 1981
Filed: Oct 17, 1979
Inventors
Hartmut Ganzle
Gunther Hanchen
Hermann Noller
Hans Reule
Siegfried Spieth
Horst Vogel
Assignee (at issue)
International Standard Electric 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.