Source google image: https://s1.manualzz.com/store/data/005022596_1-fe284784d08a9872a16ca2903b13d537.png
Plan de travail pour la coupe du verre de bohle
Source google image: https://s1.manualzz.com/store/data/005022596_1-fe284784d08a9872a16ca2903b13d537.png