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| Type | Company |
| Location | Düsseldorf (North Rhine-Westphalia) |
| Industry | Metal Industry |
| Holdings | Annual reports: 1926-1931 Newspaper clippings: 1919-1936 |
| Signature | A10 V 357 |
| URI | https://pm20.zbw.eu/folder/co/046020 |
| ID | co/046020 |