CH272955A - Poste téléphonique. - Google Patents
Poste téléphonique.Info
- Publication number
- CH272955A CH272955A CH272955DA CH272955A CH 272955 A CH272955 A CH 272955A CH 272955D A CH272955D A CH 272955DA CH 272955 A CH272955 A CH 272955A
- Authority
- CH
- Switzerland
- Prior art keywords
- phone booth
- booth
- phone
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
- H04M1/272—Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH2537188X | 1948-06-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH272955A true CH272955A (fr) | 1951-01-15 |
Family
ID=4569943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH272955D CH272955A (fr) | 1948-06-14 | 1948-06-14 | Poste téléphonique. |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2537188A (fr) |
| CH (1) | CH272955A (fr) |
| FR (1) | FR1013511A (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2861130A (en) * | 1952-08-23 | 1958-11-18 | Yanagida Yoichiro | Automatic telephone calling apparatus |
| US2861131A (en) * | 1954-01-27 | 1958-11-18 | Siemens Ag | Automatic telephone system |
| US2839608A (en) * | 1954-05-12 | 1958-06-17 | Leon A Marsh | Telephone signaling device |
| DE1001712B (de) * | 1955-03-31 | 1957-01-31 | Standard Elektrik Ag | Stromstosssender fuer Fernmelde-, insbesondere Fernsprechanlagen mit Zieltasten zur Auswahl einer beschraenkten Zahl von mehrstelligen Rufnummern |
| US3118975A (en) * | 1960-04-29 | 1964-01-21 | Sundra Vinod | Automatic telephone dialing system |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1332961A (en) * | 1918-06-06 | 1920-03-09 | Western Electric Co | Signaling system |
| US1709031A (en) * | 1924-05-22 | 1929-04-16 | Westinghouse Electric & Mfg Co | Supervisory control system |
| BE356937A (fr) * | 1928-01-10 | |||
| US1960129A (en) * | 1930-06-28 | 1934-05-22 | Const Telephoniques Sa Franc S | Recording-emitting assembly for automatic telephone systems |
| BE387178A (fr) * | 1931-03-16 | |||
| US2165063A (en) * | 1934-06-11 | 1939-07-04 | Wallace & Tiernan Inc | Communicating system |
| US2085884A (en) * | 1936-05-23 | 1937-07-06 | Kenyon F Wilkinson | Amusement apparatus |
| US2323019A (en) * | 1936-09-26 | 1943-06-29 | Dohle Hinrich | Impulse sender |
| US2333195A (en) * | 1939-04-04 | 1943-11-02 | Int Standard Electric Corp | Key pulsing sender for telephone systems |
| US2314801A (en) * | 1939-09-07 | 1943-03-23 | Bell Telephone Labor Inc | Telephone call transmitter |
| US2402341A (en) * | 1944-10-06 | 1946-06-18 | Allied Engineering Corp | Voice amplifying device |
-
1948
- 1948-06-14 CH CH272955D patent/CH272955A/fr unknown
-
1949
- 1949-04-16 US US87958A patent/US2537188A/en not_active Expired - Lifetime
- 1949-06-13 FR FR1013511D patent/FR1013511A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1013511A (fr) | 1952-07-30 |
| US2537188A (en) | 1951-01-09 |
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