CS

Claude Schwartz

ST Societe De Prospection Et D'Inventions Techniques—Spit: 2 patents #23 of 48Top 50%
📍 Gournay-sur-Marne, FR: #2 of 12 inventorsTop 20%
Overall (All Time): #2,316,598 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 Jean-Jacques Lafforgue 1991-05-21
4943192 Drill bit having a shank with grooves Jean-Jacques Lafforgue 1990-07-24