FR656607A - Central téléphonique - Google Patents
Central téléphoniqueInfo
- Publication number
- FR656607A FR656607A FR656607DA FR656607A FR 656607 A FR656607 A FR 656607A FR 656607D A FR656607D A FR 656607DA FR 656607 A FR656607 A FR 656607A
- Authority
- FR
- France
- Prior art keywords
- telephone center
- telephone
- center
- 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
- H04M5/00—Manual exchanges
- H04M5/02—Constructional details
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Casings For Electric Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE295374X | 1927-08-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR656607A true FR656607A (fr) | 1929-05-10 |
Family
ID=6089993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR656607D Expired FR656607A (fr) | 1927-08-12 | 1928-06-28 | Central téléphonique |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR656607A (fr) |
| GB (1) | GB295374A (fr) |
-
1928
- 1928-06-22 GB GB18130/28A patent/GB295374A/en not_active Expired
- 1928-06-28 FR FR656607D patent/FR656607A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB295374A (en) | 1929-06-13 |
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