IEC 60050-721:1991/AMD4:2019

Amendment 4 - International Electrotechnical Vocabulary (IEV) - Part 721: Telegraphy, facsimile and data communication

OEN:

IEC

Langue:

English

Code(s) de l'ICS:

01.040.33; 29.020; 33.040.01

Statut:

Publié

Date de Publication:

2019-10-16

Numéro Standard:

IEC 60050-721:1991/AMD4:2019