JPS5491010A - Method of and device for automatically informing no subscriber - Google Patents

Method of and device for automatically informing no subscriber

Info

Publication number
JPS5491010A
JPS5491010A JP12677678A JP12677678A JPS5491010A JP S5491010 A JPS5491010 A JP S5491010A JP 12677678 A JP12677678 A JP 12677678A JP 12677678 A JP12677678 A JP 12677678A JP S5491010 A JPS5491010 A JP S5491010A
Authority
JP
Japan
Prior art keywords
subscriber
automatically informing
informing
automatically
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.)
Pending
Application number
JP12677678A
Other languages
Japanese (ja)
Inventor
Buuji Pieeru
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.)
FR DASHISUTAANSU E DOU KONSEIY
Original Assignee
FR DASHISUTAANSU E DOU KONSEIY
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 FR DASHISUTAANSU E DOU KONSEIY filed Critical FR DASHISUTAANSU E DOU KONSEIY
Publication of JPS5491010A publication Critical patent/JPS5491010A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/66—Substation equipment, e.g. for use by subscribers with means for preventing unauthorised or fraudulent calling
    • H04M1/663—Preventing unauthorised calls to a telephone set

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Alarm Systems (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Telephonic Communication Services (AREA)
JP12677678A 1977-12-02 1978-10-13 Method of and device for automatically informing no subscriber Pending JPS5491010A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7736262A FR2410922A1 (en) 1977-12-02 1977-12-02 METHOD OF AUTOMATIC NOTIFICATION OF UNAVAILABILITY OF A TELEPHONE SUBSCRIBER

Publications (1)

Publication Number Publication Date
JPS5491010A true JPS5491010A (en) 1979-07-19

Family

ID=9198350

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12677678A Pending JPS5491010A (en) 1977-12-02 1978-10-13 Method of and device for automatically informing no subscriber

Country Status (4)

Country Link
JP (1) JPS5491010A (en)
DE (1) DE2851874A1 (en)
FR (1) FR2410922A1 (en)
GB (1) GB2013070A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2556908B1 (en) * 1983-12-15 1986-11-21 Regnier Marc Andre ELECTRONIC ANTI-THEFT DEVICE SIMULATING A TELEPHONE PRESENCE IN THE ABSENCE OF THE SUBSCRIBER
FR2574607A2 (en) * 1983-12-15 1986-06-13 Regnier Marc Andre Anti-burglary electronic device simulating a telephone presence in the absence of the subscriber
FR2564268A1 (en) * 1984-05-11 1985-11-15 Paule Yves Methods and devices for temporarily precluding the reception of calls on a telephone apparatus

Also Published As

Publication number Publication date
GB2013070A (en) 1979-08-01
FR2410922B1 (en) 1981-10-02
FR2410922A1 (en) 1979-06-29
DE2851874A1 (en) 1979-06-13

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