| Date | Description |
|---|---|
| 2017-11-02 | delete managingdirector Herr Friedrich Büker |
| 2017-11-02 | delete person Friedel Büker |
| 2017-11-02 | delete person Herr Friedrich Büker |
| 2016-08-05 | delete person Wolfgang Karsten |
| 2015-01-21 | delete person Reinhold Glänzer |
| 2015-01-21 | insert person Manuel Raschke |