JS

Jean-Robert Sangla

IP Institut Francais Du Petrole: 1 patents #889 of 1,676Top 55%
Overall (All Time): #3,415,882 of 4,157,543Top 85%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7040409 Safety valve for oil wells — 2006-05-09