CH275633A - Installation téléphonique. - Google Patents
Installation téléphonique.Info
- Publication number
- CH275633A CH275633A CH275633DA CH275633A CH 275633 A CH275633 A CH 275633A CH 275633D A CH275633D A CH 275633DA CH 275633 A CH275633 A CH 275633A
- Authority
- CH
- Switzerland
- Prior art keywords
- telephone installation
- telephone
- installation
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
- H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
- H04Q3/625—Arrangements in the private branch exchange
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR976979T | 1942-05-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH275633A true CH275633A (fr) | 1951-05-31 |
Family
ID=9519283
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH275633D CH275633A (fr) | 1942-05-28 | 1947-09-17 | Installation téléphonique. |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH275633A (fr) |
FR (1) | FR976979A (fr) |
-
1942
- 1942-05-28 FR FR976979D patent/FR976979A/fr not_active Expired
-
1947
- 1947-09-17 CH CH275633D patent/CH275633A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
FR976979A (fr) | 1951-03-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CH266210A (de) | Fernmeldekabel. | |
CH267227A (de) | Stehender Telephonhandapparat. | |
CH267007A (de) | Fernsprechgerät. | |
CH283265A (de) | Automatische Telephonschaltanlage. | |
DK65977C (da) | Plantemaskine. | |
CH264773A (de) | Antennenanordnung. | |
CH270405A (de) | Mikrotelephon. | |
CH295849A (fr) | Installation de télécommunication. | |
CH275633A (fr) | Installation téléphonique. | |
CH282889A (fr) | Installation téléphonique. | |
CH251036A (fr) | Installation téléphonique. | |
CH247352A (fr) | Installation téléphonique. | |
FR974620A (fr) | Installation hélio-motrice | |
FR886666A (fr) | Installation de pompage | |
CH262920A (fr) | Installation de télécommunication. | |
CH247349A (fr) | Installation de central téléphonique. | |
CH228528A (de) | Reihenklemme. | |
ES7621Y (es) | Hoja-sobre. | |
DK64711C (da) | Persiene. | |
DK61491C (da) | Gashane. | |
DK71628C (da) | Borstang. | |
ES7287Y (es) | Maleta-avión-armario. | |
ES7544Y (es) | Sommier. | |
DK60914C (da) | Cykeldynamo. | |
ES7693Y (es) | Cicloflotador. |