Method of cathode disintegration
United States Patent 2257411

Inventors:
Bernhard, Berghaus
Wilhelm, Burkhardt
Publication Date:
09/30/1941
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Assignee:
Berghaus
Primary Class:
204/192.120
Other Classes:
313/351, 174/152R, 204/192.100, 313/566, 313/32, 204/298.240, 313/36, 313/7
International Classes:
C23C14/35