BE517356A - - Google Patents

Info

Publication number
BE517356A
BE517356A BE517356DA BE517356A BE 517356 A BE517356 A BE 517356A BE 517356D A BE517356D A BE 517356DA BE 517356 A BE517356 A BE 517356A
Authority
BE
Belgium
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE517356A publication Critical patent/BE517356A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Exchange Systems With Centralized Control (AREA)
BE517356D 1952-02-04 BE517356A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE727618X 1952-02-04

Publications (1)

Publication Number Publication Date
BE517356A true BE517356A (enrdf_load_html_response)

Family

ID=20316167

Family Applications (1)

Application Number Title Priority Date Filing Date
BE517356D BE517356A (enrdf_load_html_response) 1952-02-04

Country Status (3)

Country Link
BE (1) BE517356A (enrdf_load_html_response)
DE (1) DE953266C (enrdf_load_html_response)
GB (1) GB727618A (enrdf_load_html_response)

Also Published As

Publication number Publication date
GB727618A (en) 1955-04-06
DE953266C (de) 1956-11-29

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