FR1588395A - - Google Patents
Info
- Publication number
- FR1588395A FR1588395A FR1588395DA FR1588395A FR 1588395 A FR1588395 A FR 1588395A FR 1588395D A FR1588395D A FR 1588395DA FR 1588395 A FR1588395 A FR 1588395A
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR170042 | 1968-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1588395A true FR1588395A (de) | 1970-04-10 |
Family
ID=8655693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1588395D Expired FR1588395A (de) | 1968-10-16 | 1968-10-16 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1588395A (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0264188A1 (de) * | 1986-09-10 | 1988-04-20 | Cass Electronics Limited | Anrufeinrichtungen |
-
1968
- 1968-10-16 FR FR1588395D patent/FR1588395A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0264188A1 (de) * | 1986-09-10 | 1988-04-20 | Cass Electronics Limited | Anrufeinrichtungen |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |