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Jean-Marc Salomon

📍 Porrentruy, CH: #26 of 58 inventorsTop 45%
Overall (All Time): #3,899,536 of 4,157,543Top 95%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4913603 Spiral drill Paul Friedli, Georges Petignat 1990-04-03