Electrical discharge device
United States Patent 2072733

Inventors:
Gunther, Dobke
Publication Date:
03/02/1937
View Patent Images:
Download PDF 2072733 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
GEN ELECTRIC
Primary Class:
313/630
Other Classes:
252/505, 252/509
International Classes:
H01J17/40; H01J17/38