| Identifier | Title | Date | Level of description | Other information | |
|---|---|---|---|---|---|
| Hausverband | 1974 – 2016 | Class | |||
| Angestelltenvertretung | 1952 – 1991 | Class | |||
| Betriebskommission | 1918 – 1991 | Class | |||
| Personalvertretung | 1985 – 2008 | Class |
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