ONORM S 7029-1985 Testing of leather; determination of colour and finishing fastness to rubbing Essai du cuir; determination de la permanence de la teinte et la corroyage au frottement
1985ONORM S 7029-1985 Testing of leather; determination of colour and finishing fastness to rubbing Essai du cuir; determination de la permanence de la teinte et la corroyage au frottement