DIN EN ISO 10807:1997-01 Pipework - Corrugated flexible metallic hose assemblies for the protection of electrical cables in explosive atmospheres (ISO 10807:1994); German version EN ISO 10807:1996
1997DIN EN ISO 10807:1997-01 Pipework - Corrugated flexible metallic hose assemblies for the protection of electrical cables in explosive atmospheres (ISO 10807:1994); German version EN ISO 10807:1996