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Titles
Subjects
Telephone switching systems, Electronic.
Overview
Works:
2 works in 0 publications in 0 languages
Titles
Subscriber loop signaling and transmission handbook = analog /
by:
(Language materials, printed)
Subscriber loop signaling and transmission handbook = digital /
by:
(Language materials, printed)
Subjects
Digital communications.
Telefonia.
Telephone switching systems, Electronic.
Telecommunication
Telecomunicacoes.
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