JC

Jean-Marie Cognon

Overall (2004): #197,313 of 270,089Top 75%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6672015 Concrete pile made of such a concrete and method for drilling a hole adapted for receiving the improved concrete pile in a weak ground 2004-01-06