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| Type | Company |
| Location | Mainz (Rhineland-Palatinate) |
| Founding | 1848 |
| Industry | Precision Engineering and Optical Industry |
| NACE code | 26.51 |
| Subsidiary | G. Kromschröder AG |
| Holdings | Newspaper clippings: 1935-1942, 1968-1996 Annual reports: 1972-1989 |
| Signature | A10 E 120 |
| includes | Elster & Co AG (1927-); Elster Mess- und Regeltechnik AG (GND 5031036-7) |
| URI | https://pm20.zbw.eu/folder/co/007560 |
| ID | co/007560 |