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
Links
Landscapes
- Coloring (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE527804A true BE527804A (https=) |
Family
ID=161315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE527804D BE527804A (https=) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE527804A (https=) |
-
0
- BE BE527804D patent/BE527804A/fr unknown