DIN 9774-1:1976-08 Alphanumeric office machines; character encoder, classification, definition, usage and objectives of the machines

标准编号：DIN 9774-1:1976-08

英文标题：Alphanumeric office machines; character encoder, classification, definition, usage and objectives of the machines

德文标题：Büro- und Datentechnik; Klarschriftcodierer, Klassifikation, Begriffe der Maschinenarten

发布日期：1976-08

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