JR

J. Pierre Ravier

📍 Quetigny, FR: #14 of 31 inventorsTop 50%
Overall (All Time): #3,913,996 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4966023 Staged tool for boring a hole in an element by axial penetration of the tool Robert Prunier, Regis Ruiz 1990-10-30