Entreprise Gagneraud Pere & Fils

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Compound cement, more particularly usable in bore holes
- Patent number 4,877,452
- Issue date Oct 31, 1989
- Entreprise Gagneraud Pere & Fils
- Michel Roussel
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES