JL

Jean-Jacques Lafforgue

ST Societe De Prospection Et D'Inventions Techniques—Spit: 2 patents #23 of 48Top 50%
📍 Tournon, FR: #2 of 7 inventorsTop 30%
Overall (All Time): #2,316,597 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5016892 Drill tool holder Claude Schwartz 1991-05-21
4943192 Drill bit having a shank with grooves Claude Schwartz 1990-07-24