Pierre Couprie

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Paris, FR

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Patents Grantslast 30 patents

Information Patent Grant
Waterproofing dams and the like
- Patent number 4,834,579
- Issue date May 30, 1989
- Soletanche, Societe Anonyme Dite
- Raphael Aris
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING