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| Type | Company |
| Location | Germany (Central Europe) |
| Industry | Nonmetallic Minerals Industry |
| Holdings | Newspaper clippings: 1965 Annual reports: 1948-1952 |
| Signature | A10 P 34 |
| includes | Portlandzement Werken Heidelberg AG (A10 P 23) |
| URI | https://pm20.zbw.eu/folder/co/072073 |
| ID | co/072073 |