ISO 4337:1977 EN a31b18cb
Information processing — Interchangeable magnetic twelve-disk pack (100 Mbytes)
废止
发布日期 :
1977-10-01
实施日期 :
ISO/IEC 7487-1:1993 EN 7916092c
Information technology — Data interchange on 130 mm (5,25 in) flexible disk cartridges using modified frequency modulation recording at 7 958 ftprad, 1,9 tpmm (48 tpi), on both sides — ISO type 202 — Part 1: Dimensional, physical and magnetic characteristics
废止
发布日期 :
1993-12-23
实施日期 :