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3328620
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Information
Patent Grant
3328620
References
Source
Patent Number
3,328,620
Date Filed
Not available
Date Issued
Tuesday, June 27, 1967
56 years ago
CPC
H01J61/44 - Devices characterised by the luminescent material
C09K11/71 - also containing alkaline earth metals
C09K11/7701 - Chalogenides
C09K11/771 - with alkaline earth metals
C09K11/7778 - with alkaline earth metals
US Classifications
313 - Electric lamp and discharge devices
252 - Compositions
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