Electron emissive materials
United States Patent 2703790
US Patent References:
Thermionic cathode and method of making the same
- - 1542385
Electron emission material
- - 1870951
Method for producing cathode coating compositions
- - 2535999
Thermionic cathode and method of making the same
- - 1542385
Electron emission material
- - 1870951
Method for producing cathode coating compositions
- - 2535999
Inventors:
Anderson, Mauritz L.
Publication Date:
03/08/1955
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Assignee:
RAYTHEON MFG CO
Primary Class:
Other Classes:
427/77, 423/430
International Classes:
H01J1/142; H01J9/04; H01J1/13