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| Type | Company |
| Location | Japan (East Asia) |
| Industry | Precision Engineering and Optical Industry |
| Holdings | Newspaper clippings: 1971-2005 Annual reports: 1990/91,1991/92 |
| includes | Ricoh (Deutschland); Ricoh (USA) |
| URI | https://pm20.zbw.eu/folder/co/019092 |
| ID | co/019092 |