BE426120A - - Google Patents

Info

Publication number
BE426120A
BE426120A BE426120DA BE426120A BE 426120 A BE426120 A BE 426120A BE 426120D A BE426120D A BE 426120DA BE 426120 A BE426120 A BE 426120A
Authority
BE
Belgium
Prior art keywords
telephone system
switches
line
pulses
spring
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE426120A publication Critical patent/BE426120A/fr

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Relay Circuits (AREA)
BE426120D BE426120A (https=)

Publications (1)

Publication Number Publication Date
BE426120A true BE426120A (https=)

Family

ID=86977

Family Applications (1)

Application Number Title Priority Date Filing Date
BE426120D BE426120A (https=)

Country Status (1)

Country Link
BE (1) BE426120A (https=)

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