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| Type | Company |
| Location | United States (North America) |
| Industry | Electrical Industry; Precision Engineering and Optical Industry |
| GND | 129687-5 |
| Holdings | Annual reports: 1989-1996 Newspaper clippings: 1962-1976,1978-1982,1984-1985,1987-2003 |
| URI | https://pm20.zbw.eu/folder/co/001131 |
| ID | co/001131 |