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IEC 60050-714 Ed. 1.0 b:1992
International Electrotechnical Vocabulary (IEV) - Part 714: Switching and signalling in telecommunications
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IEC 60079-11 Ed. 6.0 b COR. 1:2012
Corrigendum 1 - Explosive atmospheres - Part 11: Equipment protection by intrinsic safety "i"
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IEC 61747-6-2 Ed. 1.0 b COR.1:2012
Corrigendum 1 - Liquid crystal display devices - Part 6-2: Measuring methods for liquid crystal display modules - Reflective type
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