JD

Jean-Jacques Delfino

VA Vallourec: 1 patents #15 of 33Top 50%
📍 Montmorency, FR: #41 of 73 inventorsTop 60%
Overall (All Time): #4,050,807 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4380480 Method of making one-piece tubular axle blanks and the produced axle blanks Maurice Prevot 1983-04-19