DE107471C - - Google Patents

Info

Publication number
DE107471C
DE107471C DE1899107471D DE107471DA DE107471C DE 107471 C DE107471 C DE 107471C DE 1899107471 D DE1899107471 D DE 1899107471D DE 107471D A DE107471D A DE 107471DA DE 107471 C DE107471 C DE 107471C
Authority
DE
Germany
Prior art keywords
lamp
relay
circuit
coil
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.)
Expired - Lifetime
Application number
DE1899107471D
Other languages
German (de)
English (en)
Filing date
Publication of DE107471C publication Critical patent/DE107471C/de
Application filed filed Critical
Priority to AT2951D priority Critical patent/AT2951B/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Relay Circuits (AREA)
DE1899107471D 1899-03-02 1899-03-02 Expired - Lifetime DE107471C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT2951D AT2951B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1899-03-02 1899-09-14

Publications (1)

Publication Number Publication Date
DE107471C true DE107471C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=377541

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1899107471D Expired - Lifetime DE107471C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1899-03-02 1899-03-02

Country Status (1)

Country Link
DE (1) DE107471C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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