FR2503501B2 - Dispositif numeroteur pour postes telephoniques d'abonnes - Google Patents

Dispositif numeroteur pour postes telephoniques d'abonnes

Info

Publication number
FR2503501B2
FR2503501B2 FR8106430A FR8106430A FR2503501B2 FR 2503501 B2 FR2503501 B2 FR 2503501B2 FR 8106430 A FR8106430 A FR 8106430A FR 8106430 A FR8106430 A FR 8106430A FR 2503501 B2 FR2503501 B2 FR 2503501B2
Authority
FR
France
Prior art keywords
numbering device
telephone subscribers
subscribers
telephone
numbering
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
FR8106430A
Other languages
English (en)
Other versions
FR2503501A2 (fr
Inventor
Michel Le Creff
Francoise Guillou
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.)
Thales SA
ALE International SAS
Original Assignee
Thomson CSF Telephone SA
Le Materiel Telephonique Thomson CSF
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
Priority claimed from FR8016922A external-priority patent/FR2488090B1/fr
Application filed by Thomson CSF Telephone SA, Le Materiel Telephonique Thomson CSF filed Critical Thomson CSF Telephone SA
Priority to FR8106430A priority Critical patent/FR2503501B2/fr
Publication of FR2503501A2 publication Critical patent/FR2503501A2/fr
Application granted granted Critical
Publication of FR2503501B2 publication Critical patent/FR2503501B2/fr
Expired 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
    • H04M1/26—Devices for calling a subscriber
    • H04M1/30—Devices which can set up and transmit only one digit at a time
    • H04M1/31—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses
    • H04M1/312—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses pulses produced by electronic circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Interface Circuits In Exchanges (AREA)
FR8106430A 1980-07-31 1981-03-31 Dispositif numeroteur pour postes telephoniques d'abonnes Expired FR2503501B2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8106430A FR2503501B2 (fr) 1980-07-31 1981-03-31 Dispositif numeroteur pour postes telephoniques d'abonnes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8016922A FR2488090B1 (fr) 1980-07-31 1980-07-31 Dispositif numeroteur pour postes telephoniques d'abonnes
FR8106430A FR2503501B2 (fr) 1980-07-31 1981-03-31 Dispositif numeroteur pour postes telephoniques d'abonnes

Publications (2)

Publication Number Publication Date
FR2503501A2 FR2503501A2 (fr) 1982-10-08
FR2503501B2 true FR2503501B2 (fr) 1987-12-18

Family

ID=26221923

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8106430A Expired FR2503501B2 (fr) 1980-07-31 1981-03-31 Dispositif numeroteur pour postes telephoniques d'abonnes

Country Status (1)

Country Link
FR (1) FR2503501B2 (fr)

Also Published As

Publication number Publication date
FR2503501A2 (fr) 1982-10-08

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