4. C - Chemistry, Metallurgy
  5. 07
  6. D

Horst Fruhbeis

C - Chemistry – Metallurgy – 07 – D

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Benzimidazo-(1,2-a)-quinolines and process for their...

C - Chemistry – Metallurgy – 07 – D
Patent

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Coumarin compounds, a process for their preparation, and...

C - Chemistry – Metallurgy – 09 – B
Patent

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Mixtures of optical brighteners

D - Textiles – Paper – 06 – L
Patent

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Mixtures of optical brighteners

D - Textiles – Paper – 06 – L
Patent

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Profile ID: LFCA-PAI-P-458430

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