CPC Subgroup
C09K 11/70 containing phosphorus
Full Title
Luminescent materials, e.g. electroluminescent or chemiluminescent > containing inorganic luminescent materials > containing phosphorus
6 direct subcodes
Child Classifications
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- C09K 11/71 also containing alkaline earth metals
- C09K 11/72 also containing halogen, e.g. halophosphates