IEC 60042:1931 ED1

International symbols - Part 3: Graphical symbols for weak-current systems

Publication date:   Jan 1, 1931

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99.60   Withdrawal effective   Nov 19, 2016

IEC

TC 3

International Standard

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IEC 60042:1931 ED1
99.60 Withdrawal effective
Nov 19, 2016

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IEC 60042:1939 ED2