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| Type | Company |
| Location | Zurich (Zurich (Canton) ) |
| Industry | Electrical Industry |
| Holdings | Newspaper clippings: 1927…1942 Annual reports: 1927/28-1933/34, 1935-1939 |
| Signature | A34 E 10 |
| URI | https://pm20.zbw.eu/folder/co/049046 |
| ID | co/049046 |