IEC 60050-721:1991/AMD4:2019
Amendment 4 - International Electrotechnical Vocabulary (IEV) - Part 721: Telegraphy, facsimile and data communication
- Standard No.
- IEC 60050-721:1991/AMD4:2019
- Release Date
- 2019
- Published By
- International Electrotechnical Commission (IEC)
- Status
- Replace By
- IEC 60050-721:1991/AMD5:2021
- Latest
- IEC 60050-721:1991/AMD5:2021
IEC 60050-721:1991/AMD4:2019 history
- 2021 IEC 60050-721:1991/AMD5:2021 Amendment 5 - International Electrotechnical Vocabulary (IEV) - Part 721: Telegraphy, facsimile and data communication
- 2019 IEC 60050-721:1991/AMD4:2019 Amendment 4 - International Electrotechnical Vocabulary (IEV) - Part 721: Telegraphy, facsimile and data communication
- 2018 IEC 60050-721:1991/AMD3:2018 Amendment 3 - International Electrotechnical Vocabulary (IEV) - Part 721: Telegraphy, facsimile and data communication
- 2017 IEC 60050-721:1991/AMD2:2017 Amendement 2 - International electrotechnical vocabulary - Part 721: Telegraphy, facsimile and data communication
- 2016 IEC 60050-721:1991/AMD1:2016 Amendement 1 - International electrotechnical vocabulary - Part 721: Telegraphy, facsimile and data communication
- 1991 IEC 60050-721:1991 International electrotechnical vocabulary; chapter 721: telegraphy, facsimile and data communication
