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Jurgen Spirres

DW Dyckerhoff & Widmann: 1 patents #32 of 81Top 40%
Overall (All Time): #3,897,951 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4908129 Impervious layer formation process and landfill adsorption system Klemens Finsterwalder 1990-03-13