Telephony, a detailed exposition of the telephone system of the British post office
Guardado en:
| Autor principal: | |
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| Formato: | Libro |
| Publicado: |
London :
Pitman and Sons,
(1947).
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| Aporte de: | Registro referencial: Solicitar el recurso aquí |
| Notas: | T.1: Manual switching systems and line plant T.2: Automatic telephony |
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| Descripción Física: | 2 v. ; 21 cm. |