BE527804A - - Google Patents

Info

Publication number
BE527804A
BE527804A BE527804DA BE527804A BE 527804 A BE527804 A BE 527804A BE 527804D A BE527804D A BE 527804DA BE 527804 A BE527804 A BE 527804A
Authority
BE
Belgium
Prior art keywords
complex
dyes
metal
contain
cobalt
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE527804A publication Critical patent/BE527804A/fr

Links

Landscapes

  • Coloring (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
BE527804D BE527804A (pt)

Publications (1)

Publication Number Publication Date
BE527804A true BE527804A (pt)

Family

ID=161315

Family Applications (1)

Application Number Title Priority Date Filing Date
BE527804D BE527804A (pt)

Country Status (1)

Country Link
BE (1) BE527804A (pt)

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