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Physics

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Concept information

Telecommunication > Telecommunication equipment > Telecommunication exchange > Telephone exchange > Private telephone exchange
... > Telecommunication > Telecommunication services > Telephony > Telephone equipment > Telephone exchange > Private telephone exchange
Telecommunication > Telecommunication equipment > Telephone equipment > Telephone exchange > Private telephone exchange

Preferred term

Private telephone exchange  

Type

  • http://www.irandoc.ac.ir/onto/irandoc-meta/Concept

Broader concept

Related concepts

Entry terms

  • pbx

In other languages

URI

http://www.irandoc.acir/onto/irandoc/insp0001366

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