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Werner Dittrich
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Herten, DE
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last 30 patents
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Patent Grant
Binding agent for coating compositions having a long shelf life
Patent number
4,254,009
Issue date
Mar 3, 1981
Dynamit Nobel Aktiengesellschaft
Werner Dittrich
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Process for the manufacture of refractory ceramic products
Patent number
4,211,567
Issue date
Jul 8, 1980
Dynamit Nobel Aktiengesellschaft
Werner Dittrich
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Process for the manufacture of refractory ceramic products
Patent number
4,159,204
Issue date
Jun 26, 1979
Dynamit Nobel Aktiengesellschaft
Werner Dittrich
B22 - CASTING POWDER METALLURGY