DE182053C - - Google Patents

Info

Publication number
DE182053C
DE182053C DENDAT182053D DE182053DA DE182053C DE 182053 C DE182053 C DE 182053C DE NDAT182053 D DENDAT182053 D DE NDAT182053D DE 182053D A DE182053D A DE 182053DA DE 182053 C DE182053 C DE 182053C
Authority
DE
Germany
Prior art keywords
relay
call
line
isolating
contacts
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
DENDAT182053D
Other languages
German (de)
English (en)
Publication of DE182053C publication Critical patent/DE182053C/de
Active legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
DENDAT182053D Active DE182053C (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
DE182053C true DE182053C (cg-RX-API-DMAC7.html)

Family

ID=446180

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT182053D Active DE182053C (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
DE (1) DE182053C (cg-RX-API-DMAC7.html)

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