File:IEC 60856-1986 amd1-1991 scan.pdf: Revision history

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20 September 2020

19 September 2020

  • curprev 23:0523:05, 19 September 2020Admin talk contribs 248 bytes +248 {{Information | description = Pre-recorded optical reflective videodisk system – "Laser vision" 50 Hz/625 lines – PAL, Amendment 1 | source = IEC | date = July, 1991 | author = IEC }}