BE529226A - - Google Patents

Info

Publication number
BE529226A
BE529226A BE529226DA BE529226A BE 529226 A BE529226 A BE 529226A BE 529226D A BE529226D A BE 529226DA BE 529226 A BE529226 A BE 529226A
Authority
BE
Belgium
Application number
Priority date (The priority date 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 date listed.)
Publication of BE529226A publication Critical patent/BE529226A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/64Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
    • H04M1/65Recording arrangements for recording a message from the calling party
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B5/00Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
    • G08B5/22Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
    • G08B5/221Local indication of seats occupied in a facility, e.g. in a theatre
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M11/00Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/02Telephonic communication systems specially adapted for combination with other electrical systems with bell or annunciator systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
BE529226D 1953-05-30 BE529226A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1116418X 1953-05-30

Publications (1)

Publication Number Publication Date
BE529226A true BE529226A (fr)

Family

ID=7724127

Family Applications (1)

Application Number Title Priority Date Filing Date
BE529226D BE529226A (fr) 1953-05-30

Country Status (2)

Country Link
BE (1) BE529226A (fr)
FR (1) FR1116418A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2397693A1 (fr) * 1977-07-13 1979-02-09 Gottesman Victor Panneaux autonomes ou interconnectes telecommandes par voie telephonique permettant l'affichage a distance des messages s'exprimant par un ensemble de signaux tout ou rien

Also Published As

Publication number Publication date
FR1116418A (fr) 1956-05-08

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