Art
J-GLOBAL ID:201602005389211442   Reference number:58A0057295

New developments in independent telephony II.

独立電話系に於ける最近の発展II(マイクロ波中継、自動交換印刷電信電子計算機、録音設備などに関するもの)
Author (1):
Material:
Volume: 154  Issue:Page: 21-23,34,36  Publication year: 1958 
JST Material Number: E0224A  CODEN: TLPNA  Document type: Article
Country of issue: United States (USA) 
JST classification (5):
JST classification
Category name(code) classified by JST.

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