Title:
CONVERSION OF ELECTRICAL ENERGY INTO LIGHT
United States Patent 3530325


Inventors:
Mehl, Wolfgang
Funk, Burkhard
Application Number:
US3530325DA
Publication Date:
09/22/1970
Filing Date:
08/21/1967
Assignee:
AMERICAN CYANAMID CO
Primary Class:
Other Classes:
257/99, 257/100, 257/103, 257/632, 257/E33.002
International Classes:
H01L33/02; H05B33/26; (IPC1-7): H01J1/62; H01J63/04
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