DE133945C - - Google Patents

Info

Publication number
DE133945C
DE133945C DENDAT133945D DE133945DA DE133945C DE 133945 C DE133945 C DE 133945C DE NDAT133945 D DENDAT133945 D DE NDAT133945D DE 133945D A DE133945D A DE 133945DA DE 133945 C DE133945 C DE 133945C
Authority
DE
Germany
Prior art keywords
call sign
pawl
switch
electromagnet
line
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
DENDAT133945D
Other languages
German (de)
English (en)
Publication of DE133945C publication Critical patent/DE133945C/de
Active legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M5/00—Manual exchanges
    • H04M5/12—Calling substations, e.g. by ringing
    • 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)
  • Devices For Supply Of Signal Current (AREA)
DENDAT133945D Active DE133945C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE131123T

Publications (1)

Publication Number Publication Date
DE133945C true DE133945C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=5663941

Family Applications (4)

Application Number Title Priority Date Filing Date
DENDAT133945D Active DE133945C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DENDAT132354D Active DE132354C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DENDAT133946D Active DE133946C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DENDAT131123D Active DE131123C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family Applications After (3)

Application Number Title Priority Date Filing Date
DENDAT132354D Active DE132354C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DENDAT133946D Active DE133946C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DENDAT131123D Active DE131123C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (4) DE131123C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
DE133946C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE132354C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE131123C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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