Only metadata for this folder, no digitized documents or microfiches.
| Type | Company |
| Location | Switzerland (Central Europe) |
| Industry | Nonmetallic Minerals Industry |
| Holdings | Newspaper clippings: 1989-1997 Annual reports: 1990-1991 |
| URI | https://pm20.zbw.eu/folder/co/055847 |
| ID | co/055847 |