Rhenium supported metallic boride cathode emitters
United States Patent 3312856
US Patent References:
Oxide cathode
- - 1777253
Electric lamp and the illuminating body used therein
- - 1854970
Lamp and method of operating same
- - 2098113
Electric discharge lamp cathode
- - 2258158
Cathode for discharge devices
- - 2300959
Oxide cathode
- - 1777253
Electric lamp and the illuminating body used therein
- - 1854970
Lamp and method of operating same
- - 2098113
Electric discharge lamp cathode
- - 2258158
Cathode for discharge devices
- - 2300959
Inventors:
Lafferty, James M.
Grams, William R.
Grams, William R.
Publication Date:
04/04/1967
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Assignee:
GEN ELECTRIC
Primary Class:
Other Classes:
313/337, 313/311, 313/344, 313/345
International Classes:
H01J1/148; H01J1/13
US Patent References: