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3770476
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Information
Patent Grant
3770476
References
Source
Patent Number
3,770,476
Date Filed
Not available
Date Issued
Tuesday, November 6, 1973
50 years ago
CPC
C09B68/20 - characterised by the process features
C09B67/0032 - Treatment of phthalocyanine pigments
C09B67/0035 - Mixtures of phthalocyanines
C09B68/446 - Amines or polyamines
US Classifications
106 - Compositions: coating or plastic
540 - Organic compounds
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