DIN 3389:1984-08 Isolating joints ready for installation into service pipes in gas and water supply; built-in-isolating joints; requirements and tests

标准编号：DIN 3389:1984-08

英文标题：Isolating joints ready for installation into service pipes in gas and water supply; built-in-isolating joints; requirements and tests

德文标题：Einbaufertige Isolierstücke für Hausanschlußleitungen in der Gas- und Wasserversorgung; Anforderungen und Prüfungen

发布日期：1984-08

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