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FR2086335B1 - - Google Patents

Info

Publication number
FR2086335B1
FR2086335B1 FR7114820A FR7114820A FR2086335B1 FR 2086335 B1 FR2086335 B1 FR 2086335B1 FR 7114820 A FR7114820 A FR 7114820A FR 7114820 A FR7114820 A FR 7114820A FR 2086335 B1 FR2086335 B1 FR 2086335B1
Authority
FR
France
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
FR7114820A
Other versions
FR2086335A1 (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
Publication of FR2086335A1 publication Critical patent/FR2086335A1/fr
Application granted granted Critical
Publication of FR2086335B1 publication Critical patent/FR2086335B1/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)
FR7114820A 1970-04-24 1971-04-26 Expired FR2086335B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702019899 DE2019899C3 (de) 1970-04-24 1970-04-24 Kombinierte Ruf-, Türsprech- und Öffner anlage

Publications (2)

Publication Number Publication Date
FR2086335A1 FR2086335A1 (fr) 1971-12-31
FR2086335B1 true FR2086335B1 (fr) 1977-01-28

Family

ID=5769103

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7114820A Expired FR2086335B1 (fr) 1970-04-24 1971-04-26

Country Status (2)

Country Link
DE (1) DE2019899C3 (fr)
FR (1) FR2086335B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2733693C3 (de) * 1977-07-26 1983-11-10 S. Siedle & Söhne Telefon- und Telegrafenwerke GmbH, 7743 Furtwangen Schaltungsanordnung für eine Ruf-, Türwechselsprech- und Türöffneranlage
IT1110111B (it) * 1979-01-12 1985-12-23 Acet Srl Impianto citofonico a portiere elettrico a due fili,suscettibile di utilizzare un pressistente impianto a campanello,senza necessita' di ulteriori linee di alimentazione

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1566702C3 (de) * 1963-03-27 1975-11-06 Heider Gmbh, 5961 Gerlingen Schaltungsanordnung für kombinierte Klingel·, Türsprech- und -öffneranlagen

Also Published As

Publication number Publication date
DE2019899A1 (de) 1971-12-02
DE2019899B2 (de) 1973-06-14
DE2019899C3 (de) 1974-01-10
FR2086335A1 (fr) 1971-12-31

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse