FR2359554B1 - - Google Patents

Info

Publication number
FR2359554B1
FR2359554B1 FR7622090A FR7622090A FR2359554B1 FR 2359554 B1 FR2359554 B1 FR 2359554B1 FR 7622090 A FR7622090 A FR 7622090A FR 7622090 A FR7622090 A FR 7622090A FR 2359554 B1 FR2359554 B1 FR 2359554B1
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
FR7622090A
Other versions
FR2359554A1 (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.)
Societe des Telephones Ericsson SA
Original Assignee
Societe des Telephones Ericsson SA
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 Societe des Telephones Ericsson SA filed Critical Societe des Telephones Ericsson SA
Priority to FR7622090A priority Critical patent/FR2359554A1/fr
Publication of FR2359554A1 publication Critical patent/FR2359554A1/fr
Application granted granted Critical
Publication of FR2359554B1 publication Critical patent/FR2359554B1/fr
Granted 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
    • H04M11/04—Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
FR7622090A 1976-07-20 1976-07-20 Procede et installation de transmission d'alarmes sur lignes telephoniques Granted FR2359554A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7622090A FR2359554A1 (fr) 1976-07-20 1976-07-20 Procede et installation de transmission d'alarmes sur lignes telephoniques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7622090A FR2359554A1 (fr) 1976-07-20 1976-07-20 Procede et installation de transmission d'alarmes sur lignes telephoniques

Publications (2)

Publication Number Publication Date
FR2359554A1 FR2359554A1 (fr) 1978-02-17
FR2359554B1 true FR2359554B1 (fr) 1981-06-26

Family

ID=9175902

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7622090A Granted FR2359554A1 (fr) 1976-07-20 1976-07-20 Procede et installation de transmission d'alarmes sur lignes telephoniques

Country Status (1)

Country Link
FR (1) FR2359554A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1601941A (en) * 1977-03-04 1981-11-04 Post Office System for transmitting alarm information over telephone lines
DE2810875C2 (de) * 1978-03-13 1982-11-18 Berliner Bank Ag, 1000 Berlin Fernalarmanlage
US4442320A (en) * 1981-12-04 1984-04-10 Base Ten Systems, Inc. Remote subscriber interaction system
US4528423A (en) * 1981-12-04 1985-07-09 Base Ten Systems, Inc. Remote subscriber terminal unit
CA1270345A (fr) * 1983-01-10 1990-06-12 Claude Robert Dupuis Appareil pour transmettre des informations par la voie de lignes telephoniques
DE3590106T (de) * 1984-03-16 1986-06-26 Ronald J. Mercerville N.J. Chebra System zur Kommunikation zwischen entfernten Telefonanschlüssen
US5822423A (en) * 1996-03-20 1998-10-13 Numerex Investment Corporation Apparatus and method for supervising derived channel communications

Also Published As

Publication number Publication date
FR2359554A1 (fr) 1978-02-17

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Legal Events

Date Code Title Description
ST Notification of lapse