FR1230549A - Dispositif de conférence - Google Patents
Dispositif de conférenceInfo
- Publication number
- FR1230549A FR1230549A FR790763A FR790763A FR1230549A FR 1230549 A FR1230549 A FR 1230549A FR 790763 A FR790763 A FR 790763A FR 790763 A FR790763 A FR 790763A FR 1230549 A FR1230549 A FR 1230549A
- Authority
- FR
- France
- Prior art keywords
- conference device
- conference
- 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
- H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR790763A FR1230549A (fr) | 1959-03-31 | 1959-03-31 | Dispositif de conférence |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR790763A FR1230549A (fr) | 1959-03-31 | 1959-03-31 | Dispositif de conférence |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1230549A true FR1230549A (fr) | 1960-09-16 |
Family
ID=8713081
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR790763A Expired FR1230549A (fr) | 1959-03-31 | 1959-03-31 | Dispositif de conférence |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1230549A (fr) |
-
1959
- 1959-03-31 FR FR790763A patent/FR1230549A/fr not_active Expired
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