CF

Claude Friou

BC Bertin & Cie: 1 patents #44 of 113Top 40%
BT Bertin Technologies: 1 patents #15 of 36Top 45%
📍 Rambouillet, FR: #89 of 271 inventorsTop 35%
Overall (All Time): #2,149,461 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7416050 Gas expansion silencer — 2008-08-26
5166479 Silencer for a gas flow Francois N. Gras 1992-11-24