FR613559A - Perfectionnements pour installations téléphoniques - Google Patents

Perfectionnements pour installations téléphoniques

Info

Publication number
FR613559A
FR613559A FR613559DA FR613559A FR 613559 A FR613559 A FR 613559A FR 613559D A FR613559D A FR 613559DA FR 613559 A FR613559 A FR 613559A
Authority
FR
France
Prior art keywords
telephone systems
telephone
systems
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
Other languages
English (en)
French (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.)
Thales SA
Original Assignee
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
Application filed by Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR613559A publication Critical patent/FR613559A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/50—Centralised arrangements for answering calls; Centralised arrangements for recording messages for absent or busy subscribers ; Centralised arrangements for recording messages
    • H04M3/51—Centralised call answering arrangements requiring operator intervention, e.g. call or contact centers for telemarketing
    • H04M3/523—Centralised call answering arrangements requiring operator intervention, e.g. call or contact centers for telemarketing with call distribution or queueing

Landscapes

  • Business, Economics & Management (AREA)
  • Marketing (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
FR613559D 1925-03-13 1926-02-18 Perfectionnements pour installations téléphoniques Expired FR613559A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB688725A GB253578A (en) 1925-03-13 1925-03-13 Improvements in or relating to telephone systems

Publications (1)

Publication Number Publication Date
FR613559A true FR613559A (fr) 1926-11-24

Family

ID=9822595

Family Applications (1)

Application Number Title Priority Date Filing Date
FR613559D Expired FR613559A (fr) 1925-03-13 1926-02-18 Perfectionnements pour installations téléphoniques

Country Status (3)

Country Link
BE (1) BE332308A (US07534539-20090519-C00280.png)
FR (1) FR613559A (US07534539-20090519-C00280.png)
GB (1) GB253578A (US07534539-20090519-C00280.png)

Also Published As

Publication number Publication date
BE332308A (US07534539-20090519-C00280.png)
GB253578A (en) 1926-06-14

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