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1 results for 'telephone engineering'

Telephone engineering
Telecommunications
Telephone
Information and communication > Information technology (software)
هندسة الهاتف (ar), هندسة التليفون (ar), Technologie du téléphone (fr), Téléphonie (fr), Телефонная техника (ru), Ingeniería telefónica (es), Telefonía (es)
http://vocabularies.unesco.org/thesaurus/concept12608