Supplement to the compendium of the technical recommendations : issued by CCIF, CCIT, CCIR of the International Telecommunications Union / Automatic Telephone & Electric Co Ltd

Timmis, A. C., compil.; Phillips, W. A., ed. lit.; Automatic Telephone and Electric Company Limited

Liverpool: Automatic Telephone & Electric co Ltd, 1957

71 p

Espólio João Cunha e Serra. 1

Telecomunicações

International Telecommunications Union; Telecomunicações; Normas; Teoria -- Telecomunicações; Telegrafia; Cabo coaxial

654

1957

Material Textual Impresso

eng