100 years of telephone switching /
Vol. 1. Manual and electomechanical switching (1878 - 1960's) -- v. 2. Electronics, computers and telephone switching (1960 - 1985)
| Autors principals: | , |
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| Format: | |
| Idioma: | eng |
| Publicat: |
Amsterdam : Ios Pr Inc,
2003
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