BE417608A - - Google Patents

Info

Publication number
BE417608A
BE417608A BE417608DA BE417608A BE 417608 A BE417608 A BE 417608A BE 417608D A BE417608D A BE 417608DA BE 417608 A BE417608 A BE 417608A
Authority
BE
Belgium
Prior art keywords
relay
correspondent
relays
machine
signal
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE417608A publication Critical patent/BE417608A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/64—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
    • H04M1/65—Recording arrangements for recording a message from the calling party

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
BE417608D BE417608A (Direct)

Publications (1)

Publication Number Publication Date
BE417608A true BE417608A (Direct)

Family

ID=80284

Family Applications (1)

Application Number Title Priority Date Filing Date
BE417608D BE417608A (Direct)

Country Status (1)

Country Link
BE (1) BE417608A (Direct)

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