BE340841A - - Google Patents

Info

Publication number
BE340841A
BE340841A BE340841DA BE340841A BE 340841 A BE340841 A BE 340841A BE 340841D A BE340841D A BE 340841DA BE 340841 A BE340841 A BE 340841A
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 BE340841A publication Critical patent/BE340841A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M3/00Automatic or semi-automatic exchanges
    • H04M3/22Arrangements for supervision, monitoring or testing
    • H04M3/26Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
    • H04M3/28Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
    • H04M3/30Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
BE340841D 1927-03-01 BE340841A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB572727A GB291510A (en) 1927-03-01 1927-03-01 Improvements in or relating to telephone systems

Publications (1)

Publication Number Publication Date
BE340841A true BE340841A (en:Method)

Family

ID=9801486

Family Applications (1)

Application Number Title Priority Date Filing Date
BE340841D BE340841A (en:Method) 1927-03-01

Country Status (4)

Country Link
BE (1) BE340841A (en:Method)
FR (1) FR636698A (en:Method)
GB (1) GB291510A (en:Method)
NL (1) NL24569C (en:Method)

Also Published As

Publication number Publication date
NL24569C (en:Method)
GB291510A (en) 1928-06-01
FR636698A (en:Method) 1928-04-14

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