CH214512A - Fernsprechanlage mit Münzfernsprecher. - Google Patents
Fernsprechanlage mit Münzfernsprecher.Info
- Publication number
- CH214512A CH214512A CH214512DA CH214512A CH 214512 A CH214512 A CH 214512A CH 214512D A CH214512D A CH 214512DA CH 214512 A CH214512 A CH 214512A
- Authority
- CH
- Switzerland
- Prior art keywords
- telephone system
- pay phone
- pay
- phone
- telephone
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M17/00—Prepayment of wireline communication systems, wireless communication systems or telephone systems
- H04M17/02—Coin-freed or check-freed systems, e.g. mobile- or card-operated phones, public telephones or booths
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Prepayment Telephone Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE214512X | 1938-04-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH214512A true CH214512A (de) | 1941-04-30 |
Family
ID=5819107
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH214512D CH214512A (de) | 1938-04-16 | 1939-04-15 | Fernsprechanlage mit Münzfernsprecher. |
Country Status (3)
Country | Link |
---|---|
US (1) | US2289507A (es) |
CH (1) | CH214512A (es) |
NL (1) | NL51033C (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL59590C (es) * | 1939-08-04 | |||
US2889404A (en) * | 1952-03-24 | 1959-06-02 | Oglietti Giovanni | Token-operated telephone for automatic local calls and automatic and manual long-distance calls |
US3026982A (en) * | 1956-02-13 | 1962-03-27 | Brandt Automatic Cashier Co | Coin sorter |
-
0
- NL NL51033D patent/NL51033C/xx active
-
1939
- 1939-04-07 US US266529A patent/US2289507A/en not_active Expired - Lifetime
- 1939-04-15 CH CH214512D patent/CH214512A/de unknown
Also Published As
Publication number | Publication date |
---|---|
NL51033C (es) | |
US2289507A (en) | 1942-07-14 |
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