DE115832C - - Google Patents

Info

Publication number
DE115832C
DE115832C DENDAT115832D DE115832DA DE115832C DE 115832 C DE115832 C DE 115832C DE NDAT115832 D DENDAT115832 D DE NDAT115832D DE 115832D A DE115832D A DE 115832DA DE 115832 C DE115832 C DE 115832C
Authority
DE
Germany
Prior art keywords
line
contact
lever
telephone
key
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
DENDAT115832D
Other languages
German (de)
English (en)
Publication of DE115832C publication Critical patent/DE115832C/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)
  • Telephone Set Structure (AREA)
DENDAT115832D Active DE115832C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE115832C true DE115832C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=385231

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT115832D Active DE115832C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE115832C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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