FR2307421B1 - - Google Patents

Info

Publication number
FR2307421B1
FR2307421B1 FR7511077A FR7511077A FR2307421B1 FR 2307421 B1 FR2307421 B1 FR 2307421B1 FR 7511077 A FR7511077 A FR 7511077A FR 7511077 A FR7511077 A FR 7511077A FR 2307421 B1 FR2307421 B1 FR 2307421B1
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
FR7511077A
Other languages
French (fr)
Other versions
FR2307421A1 (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 Thomson Ericsson
Original Assignee
Societe des Telephones Thomson Ericsson
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 Thomson Ericsson filed Critical Societe des Telephones Thomson Ericsson
Priority to FR7511077A priority Critical patent/FR2307421A1/fr
Publication of FR2307421A1 publication Critical patent/FR2307421A1/fr
Application granted granted Critical
Publication of FR2307421B1 publication Critical patent/FR2307421B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator
    • H04M3/64—Arrangements for signalling the number or class of the calling line to the operator
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator
    • H04M3/62—Keyboard equipment

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
FR7511077A 1975-04-09 1975-04-09 Dispositif electronique perfectionne de transmission d'informations Granted FR2307421A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7511077A FR2307421A1 (fr) 1975-04-09 1975-04-09 Dispositif electronique perfectionne de transmission d'informations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7511077A FR2307421A1 (fr) 1975-04-09 1975-04-09 Dispositif electronique perfectionne de transmission d'informations

Publications (2)

Publication Number Publication Date
FR2307421A1 FR2307421A1 (fr) 1976-11-05
FR2307421B1 true FR2307421B1 (enExample) 1982-04-30

Family

ID=9153691

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7511077A Granted FR2307421A1 (fr) 1975-04-09 1975-04-09 Dispositif electronique perfectionne de transmission d'informations

Country Status (1)

Country Link
FR (1) FR2307421A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2846572A1 (de) * 1978-10-26 1980-04-30 Standard Elektrik Lorenz Ag Anzeigensteuerung fuer vermittlungstische

Also Published As

Publication number Publication date
FR2307421A1 (fr) 1976-11-05

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Legal Events

Date Code Title Description
ST Notification of lapse