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

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20 September 2020

19 September 2020

  • curprev 23:0323:03, 19 September 2020‎ Admin talk contribs‎ 234 bytes +234‎ {{Information | description = Pre-recorded optical reflective videodisk system – "Laser vision" 50 Hz/625 lines – PAL | source = IEC | date = Oct. 1986 | author = IEC }}
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