DE81043C - - Google Patents

Info

Publication number
DE81043C
DE81043C DENDAT81043D DE81043DA DE81043C DE 81043 C DE81043 C DE 81043C DE NDAT81043 D DENDAT81043 D DE NDAT81043D DE 81043D A DE81043D A DE 81043DA DE 81043 C DE81043 C DE 81043C
Authority
DE
Germany
Prior art keywords
terminal
battery
plug
call
circuit
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
DENDAT81043D
Other languages
German (de)
English (en)
Publication of DE81043C publication Critical patent/DE81043C/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
    • H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
DENDAT81043D Active DE81043C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE81043C true DE81043C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=353550

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT81043D Active DE81043C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE81043C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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