DIN EN ISO 3378:2003-10 Leather - Physical and mechanical tests; Determination of resistance to grain cracking and grain crack index (ISO 3378:2002); German version EN ISO 3378:2002
2003DIN EN ISO 3378:2003-10 Leather - Physical and mechanical tests; Determination of resistance to grain cracking and grain crack index (ISO 3378:2002); German version EN ISO 3378:2002
2003DIN EN ISO 3378:2003 Leather - Physical and mechanical tests; Determination of resistance to grain cracking and grain crack index (ISO 3378:2002); German version EN ISO 3378:2002