DIN 9757-2:1993-02 Office machines; electronic calculators; minimum information to be specified

标准编号:DIN 9757-2:1993-02

英文标题:Office machines; electronic calculators; minimum information to be specified

德文标题:Büro- und Datentechnik; Elektronische Rechenmaschinen; Mindestangaben

发布日期:1993-02

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