Specifications of signalling systems Nos.4 and 5 : recommendations Q.120-Q.180

Author(s)

Bibliographic Information

Specifications of signalling systems Nos.4 and 5 : recommendations Q.120-Q.180

CCITT, International Telegraph and Telephone Consultative Committee

（Blue book : CCITT, IXth Plenary Assembly, Melbourne, 14-25 November 1988, vol. 6 ; fasc. 6-2）

International Telecommunication Union, 1989

Available at  / 1 libraries

Search this Book/Journal

Related Books： 1-1 of 1

Details

  • NCID
    BA43695597
  • ISBN
    • 9261034616
  • Country Code
    sz
  • Title Language Code
    eng
  • Text Language Code
    eng
  • Place of Publication
    Geneva
  • Pages/Volumes
    112 p.
  • Size
    30 cm
  • Parent Bibliography ID
Page Top