DE125825C - - Google Patents

Info

Publication number
DE125825C
DE125825C DENDAT125825D DE125825DA DE125825C DE 125825 C DE125825 C DE 125825C DE NDAT125825 D DENDAT125825 D DE NDAT125825D DE 125825D A DE125825D A DE 125825DA DE 125825 C DE125825 C DE 125825C
Authority
DE
Germany
Prior art keywords
line
test
relay
armature
busy
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DENDAT125825D
Other languages
German (de)
English (en)
Publication of DE125825C publication Critical patent/DE125825C/de
Active legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M5/00—Manual exchanges
    • H04M5/12—Calling substations, e.g. by ringing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
DENDAT125825D Active DE125825C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE125825C true DE125825C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=394522

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT125825D Active DE125825C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE125825C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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