JG

Joseph Grumich

HY Hydro-Quebec: 1 patents #211 of 463Top 50%
📍 Salaberry-de-Valleyfield, CA: #69 of 118 inventorsTop 60%
Overall (All Time): #3,995,396 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4588036 Continuous, undisturbed sampling by rotational boring in non-plastic granular tills Gerard Desrochers, Louis Dubreuil 1986-05-13