4. C - Chemistry, Metallurgy
  5. 09
  6. B

Roland Entschel

C - Chemistry – Metallurgy – 09 – B

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Azo compounds, their production and use

C - Chemistry – Metallurgy – 07 – D
Patent

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Azo dyes

C - Chemistry – Metallurgy – 09 – B
Patent

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Basic azo compounds, their production and use

D - Textiles – Paper – 06 – P
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Basic azo dyes, their production and use

C - Chemistry – Metallurgy – 09 – B
Patent

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Basic styryl dyes free from sulphonic acid groups, their...

D - Textiles – Paper – 06 – P
Patent

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Profile ID: LFCA-PAI-P-183268

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