Title:
High pressure discharge device having a fill including iodine mercury and at least one rare earth metal
United States Patent 3334261
US Patent References:
Discharge lamp
- - 3153169

Metallic halide electric discharge lamps
- - 3234421


Inventors:
Butler, Keith H.
Frederick, Koury
Waymouth, John F.
Publication Date:
08/01/1967
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Assignee:
SYLVANIA ELECTRIC PROD
Primary Class:
313/641
International Classes:
H01J61/18; H01J61/12