FR473047A - Central telephone system - Google Patents
Central telephone systemInfo
- Publication number
- FR473047A FR473047A FR473047DA FR473047A FR 473047 A FR473047 A FR 473047A FR 473047D A FR473047D A FR 473047DA FR 473047 A FR473047 A FR 473047A
- Authority
- FR
- France
- Prior art keywords
- telephone system
- central telephone
- central
- telephone
- 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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR473047T | 1913-09-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR473047A true FR473047A (en) | 1914-12-28 |
Family
ID=1511160
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR473047D Expired FR473047A (en) | 1913-09-04 | 1913-09-04 | Central telephone system |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR473047A (en) |
-
1913
- 1913-09-04 FR FR473047D patent/FR473047A/en not_active Expired
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