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    Matière Grise Industrie

    172, rue de Charpenay
    ZA Le Charpenay
    69210 Lentilly, FRANCE

    By telephone on +33 (0)4 78 34 95 28 

    From Monday to Thursday
    between 9 am and 12 pm
    then between 2 pm and 5 pm
    and on Fridays between 9 am and 12 pm.

    By email at the address