DE173936C - - Google Patents

Info

Publication number
DE173936C
DE173936C DENDAT173936D DE173936DA DE173936C DE 173936 C DE173936 C DE 173936C DE NDAT173936 D DENDAT173936 D DE NDAT173936D DE 173936D A DE173936D A DE 173936DA DE 173936 C DE173936 C DE 173936C
Authority
DE
Germany
Prior art keywords
line
capacitor
speech
call
battery
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
DENDAT173936D
Other languages
German (de)
English (en)
Publication of DE173936C publication Critical patent/DE173936C/de
Active legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/52—Arrangements wherein a dial or the like is mechanically coupled to a line selector

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
DENDAT173936D Active DE173936C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE173936C true DE173936C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=438707

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT173936D Active DE173936C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE173936C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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