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Werner Pasche
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Kronberg, DE
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last 30 patents
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Process for preparing organic pigments of high tinctorial strength...
Patent number
4,156,617
Issue date
May 29, 1979
Hoechst Aktiengesellschaft
Reinhold Deubel
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...