IBG Ingenieurgesellschaft für Bodenmanagement und Geotechnik mbH |
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Konrad-Zuse-Str. 4 44801 Bochum 0234 930212-0 |
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Ostermann & Partner |
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Rüsingstr. 1 44894 Bochum 0234 9233800 |
Geological Inspections Bochumcity map |
call for free enter homepage |
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