C - Chemistry – Metallurgy – 09 – B
Inventor
C - Chemistry, Metallurgy
09
B
Inventor
Country: Germany
Azo dyestuffs and their metal complex compounds and process...
Diaryl pigments, a process for their preparation and their use
Mixtures of azo compounds, process for their preparation and...
Water-insoluble yellow monoazo dyestuffs and process for...
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