DIN 44973-3:1981-05 Electric humidifier for household use; characteristics of performance, requirements

标准编号：DIN 44973-3:1981-05

英文标题：Electric humidifier for household use; characteristics of performance, requirements

德文标题：Elektrische Haushalt-Luftbefeuchter; Gebrauchseigenschaften, Anforderungen

发布日期：1981-05

标准预览图