DE262052C - - Google Patents

Info

Publication number
DE262052C
DE262052C DENDAT262052D DE262052DA DE262052C DE 262052 C DE262052 C DE 262052C DE NDAT262052 D DENDAT262052 D DE NDAT262052D DE 262052D A DE262052D A DE 262052DA DE 262052 C DE262052 C DE 262052C
Authority
DE
Germany
Prior art keywords
switch
microphone
coil
connection
springs
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
DENDAT262052D
Other languages
German (de)
English (en)
Publication of DE262052C publication Critical patent/DE262052C/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
    • H04M9/001—Two-way communication systems between a limited number of parties

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
DENDAT262052D Active DE262052C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE262052C true DE262052C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=519555

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT262052D Active DE262052C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE262052C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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