FR2494064B1 - Systeme d'appel selectif pour installations de sonnerie et autres commandes a distance - Google Patents

Systeme d'appel selectif pour installations de sonnerie et autres commandes a distance

Info

Publication number
FR2494064B1
FR2494064B1 FR8024458A FR8024458A FR2494064B1 FR 2494064 B1 FR2494064 B1 FR 2494064B1 FR 8024458 A FR8024458 A FR 8024458A FR 8024458 A FR8024458 A FR 8024458A FR 2494064 B1 FR2494064 B1 FR 2494064B1
Authority
FR
France
Prior art keywords
ringer
remote controls
calling system
selective calling
selective
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
Application number
FR8024458A
Other languages
English (en)
Other versions
FR2494064A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to FR8024458A priority Critical patent/FR2494064B1/fr
Publication of FR2494064A1 publication Critical patent/FR2494064A1/fr
Application granted granted Critical
Publication of FR2494064B1 publication Critical patent/FR2494064B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/02—Telephonic communication systems specially adapted for combination with other electrical systems with bell or annunciator systems
    • H04M11/025—Door telephones

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
FR8024458A 1980-11-12 1980-11-12 Systeme d'appel selectif pour installations de sonnerie et autres commandes a distance Expired FR2494064B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8024458A FR2494064B1 (fr) 1980-11-12 1980-11-12 Systeme d'appel selectif pour installations de sonnerie et autres commandes a distance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8024458A FR2494064B1 (fr) 1980-11-12 1980-11-12 Systeme d'appel selectif pour installations de sonnerie et autres commandes a distance

Publications (2)

Publication Number Publication Date
FR2494064A1 FR2494064A1 (fr) 1982-05-14
FR2494064B1 true FR2494064B1 (fr) 1987-10-23

Family

ID=9248079

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8024458A Expired FR2494064B1 (fr) 1980-11-12 1980-11-12 Systeme d'appel selectif pour installations de sonnerie et autres commandes a distance

Country Status (1)

Country Link
FR (1) FR2494064B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1160803B (it) * 1983-03-11 1987-03-11 Comelit Cie Elettronica Italia Procedimento per trattare i segnali utili in un videocitofono a quattro conduttori e circuiteria relativa

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2556255B2 (de) * 1975-12-13 1980-06-19 Sem Schwyz Gmbh, Schwyz (Schweiz) Elektrische Schaltungsanordnung zur wahlweisen Ansteuerung einer von mehreren Empfangsstellen

Also Published As

Publication number Publication date
FR2494064A1 (fr) 1982-05-14

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Legal Events

Date Code Title Description
ST Notification of lapse
AR Application made for restoration
BR Restoration of rights
ST Notification of lapse
AR Application made for restoration
BR Restoration of rights
ST Notification of lapse