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| Type | Company |
| Location | Germany (Central Europe) |
| Industry | Precision Engineering and Optical Industry |
| Holdings | Annual reports: 1907-1957 |
| includes | Paul Firchow Nachfgr. Apparate-Uhren Fabrik AG |
| URI | https://pm20.zbw.eu/folder/co/008922 |
| ID | co/008922 |