BE522411A - - Google Patents

Info

Publication number
BE522411A
BE522411A BE522411DA BE522411A BE 522411 A BE522411 A BE 522411A BE 522411D A BE522411D A BE 522411DA BE 522411 A BE522411 A BE 522411A
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 BE522411A publication Critical patent/BE522411A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/08—Indicating faults in circuits or apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
BE522411D 1952-08-29 BE522411A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE740876X 1952-08-29

Publications (1)

Publication Number Publication Date
BE522411A true BE522411A (enrdf_load_stackoverflow)

Family

ID=20321606

Family Applications (1)

Application Number Title Priority Date Filing Date
BE522411D BE522411A (enrdf_load_stackoverflow) 1952-08-29

Country Status (4)

Country Link
BE (1) BE522411A (enrdf_load_stackoverflow)
FR (1) FR1086971A (enrdf_load_stackoverflow)
GB (1) GB740876A (enrdf_load_stackoverflow)
NL (2) NL87902C (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1210050B (de) * 1963-08-08 1966-02-03 Telefonbau Schaltungsanordnung zur Kontrolle der Durchschaltung ein- oder mehrstufiger Koppelfelder in Fernmeldevermittlungsanlagen, insbesondere Fernsprechwaehlanlagen

Also Published As

Publication number Publication date
NL87902C (enrdf_load_stackoverflow)
GB740876A (en) 1955-11-23
FR1086971A (fr) 1955-02-17
NL180972B (nl)

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