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About This Item
Document History
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IEC 60050-721 Ed. 1.0 t:1991
International Electrotechnical Vocabulary (IEV) - Part 721: Telegraphy, facsimile and data communication- Most Recent
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IEC 60050-721 Ed. 1.0 b:1991
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International Electrotechnical Vocabulary (IEV) - Part 721: Telegraphy, facsimile and data communication- Historical Version
Amendments, rulings, supplements, and errata
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IEC 60050-721 Amd.5 Ed. 1.0 b:2021
Amendment 5 - International Electrotechnical Vocabulary (IEV) - Part 721: Telegraphy, facsimile and data communication -
IEC 60050-721 Amd.4 Ed. 1.0 b:2019
Amendment 4 - International Electrotechnical Vocabulary (IEV) - Part 721: Telegraphy, facsimile and data communication -
IEC 60050-721 Amd.3 Ed. 1.0 b:2018
Amendment 3 - International Electrotechnical Vocabulary (IEV) - Part 721: Telegraphy, facsimile and data communication -
IEC 60050-721 Amd.2 Ed. 1.0 b:2017
Amendement 2 - International Electrotechnical Vocabulary (IEV) - Part 721: Telegraphy, facsimile and data communication -
IEC 60050-721 Amd.1 Ed. 1.0 b:2016
Amendement 1 - International Electrotechnical Vocabulary (IEV) - Part 721: Telegraphy, facsimile and data communication