FR2631186B1 - Selecteur automatique d'appels telephoniques - Google Patents

Selecteur automatique d'appels telephoniques

Info

Publication number
FR2631186B1
FR2631186B1 FR8806200A FR8806200A FR2631186B1 FR 2631186 B1 FR2631186 B1 FR 2631186B1 FR 8806200 A FR8806200 A FR 8806200A FR 8806200 A FR8806200 A FR 8806200A FR 2631186 B1 FR2631186 B1 FR 2631186B1
Authority
FR
France
Prior art keywords
telephone call
automatic telephone
call selector
selector
automatic
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 - Fee Related
Application number
FR8806200A
Other languages
English (en)
Other versions
FR2631186A1 (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.)
GARRANDES CLAUDE
Original Assignee
GARRANDES CLAUDE
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 GARRANDES CLAUDE filed Critical GARRANDES CLAUDE
Priority to FR8806200A priority Critical patent/FR2631186B1/fr
Publication of FR2631186A1 publication Critical patent/FR2631186A1/fr
Application granted granted Critical
Publication of FR2631186B1 publication Critical patent/FR2631186B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/66Substation equipment, e.g. for use by subscribers with means for preventing unauthorised or fraudulent calling
    • H04M1/663Preventing unauthorised calls to a telephone set
    • H04M1/665Preventing unauthorised calls to a telephone set by checking the validity of a code

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Telephone Function (AREA)
FR8806200A 1988-05-05 1988-05-05 Selecteur automatique d'appels telephoniques Expired - Fee Related FR2631186B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8806200A FR2631186B1 (fr) 1988-05-05 1988-05-05 Selecteur automatique d'appels telephoniques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8806200A FR2631186B1 (fr) 1988-05-05 1988-05-05 Selecteur automatique d'appels telephoniques

Publications (2)

Publication Number Publication Date
FR2631186A1 FR2631186A1 (fr) 1989-11-10
FR2631186B1 true FR2631186B1 (fr) 1994-09-02

Family

ID=9366114

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8806200A Expired - Fee Related FR2631186B1 (fr) 1988-05-05 1988-05-05 Selecteur automatique d'appels telephoniques

Country Status (1)

Country Link
FR (1) FR2631186B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2678795A1 (fr) * 1991-07-02 1993-01-08 Gotlibowicz Jean Controleur d'appels telephoniques.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4429188A (en) * 1981-06-15 1984-01-31 Allen Thomas E Telephone call screener
US4488005A (en) * 1982-05-13 1984-12-11 Texas Instruments Incorporated Telephone answering apparatus with call-screening capabilities
FR2556156B1 (fr) * 1983-12-02 1987-06-19 Epaud Claude Procede et dispositif de selection d'appels recus par telephone
US4611098A (en) * 1984-12-04 1986-09-09 Giorgio Paul J Coded telephone access system
US4639552A (en) * 1985-03-08 1987-01-27 Leon Hall Apparatus for converting a standard telephone to an unlisted number telephone

Also Published As

Publication number Publication date
FR2631186A1 (fr) 1989-11-10

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Legal Events

Date Code Title Description
ST Notification of lapse