Andre Mangin

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Annecy, FR

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Patents Grantslast 30 patents

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High-hardness abrasive product based on alumina and aluminium oxyca...
- Patent number 4,341,533
- Issue date Jul 27, 1982
- Societe Francaise d'Electrometallurgie "Sofrem"
- Marc Daire
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES