BE535538A - - Google Patents
Info
- Publication number
- BE535538A BE535538A BE535538DA BE535538A BE 535538 A BE535538 A BE 535538A BE 535538D A BE535538D A BE 535538DA BE 535538 A BE535538 A BE 535538A
- Authority
- BE
- Belgium
Links
Classifications
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D5/00—Testing specially adapted to determine the identity or genuineness of coins, e.g. for segregating coins which are unacceptable or alien to a currency
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- 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
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- 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
- H04M17/023—Circuit arrangements
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- 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
- H04M17/026—Constructional features
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US411209A US2856460A (en) | 1954-02-18 | 1954-02-18 | Coin identifying circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE535538A true BE535538A (enExample) |
Family
ID=23628029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE535538D BE535538A (enExample) | 1954-02-18 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2856460A (enExample) |
| BE (1) | BE535538A (enExample) |
| DE (1) | DE1008786B (enExample) |
| FR (1) | FR1122266A (enExample) |
| GB (1) | GB765822A (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2928119A (en) * | 1956-12-10 | 1960-03-15 | James C Heintz Company | Tire handling apparatus for retreading molds |
| US3023275A (en) * | 1957-06-25 | 1962-02-27 | Ass Automation Ltd | Coin collectors for telecommunication services |
| DE1068310B (de) * | 1957-06-25 | 1959-11-05 | Associated Automation Limited, London | Münzautomat für Fernmelde-, insbesondere Fernsprechanlagen |
| GB852198A (en) * | 1957-11-06 | 1960-10-26 | Ericsson Telefon Ab L M | Improvements in or relating to apparatus for sending signals indicative of the values of coins inserted into a coin operated telephone instrument, to a control device inan automatic telephone exchange |
| US3091663A (en) * | 1960-12-20 | 1963-05-28 | Bell Telephone Labor Inc | Coin box telemetering arrangement |
| US3423533A (en) * | 1964-11-19 | 1969-01-21 | Teletek Inc | Coin annunciator for telephone pay stations |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1792651A (en) * | 1927-12-29 | 1931-02-17 | Siemens Ag | Class signaling for telephone systems |
| DE570938C (de) * | 1927-12-29 | 1933-02-21 | Siemens & Halske Akt Ges | Schaltungsanordnung fuer Fernsprechanlagen mit Sprechstellen, die mit Selbstbelastungseinrichtungen versehen sind |
| US2782259A (en) * | 1953-12-23 | 1957-02-19 | Bell Telephone Labor Inc | Calling subscriber identifier using transistor oscillator in subsets |
-
0
- BE BE535538D patent/BE535538A/xx unknown
-
1954
- 1954-02-18 US US411209A patent/US2856460A/en not_active Expired - Lifetime
-
1955
- 1955-01-24 GB GB2114/55A patent/GB765822A/en not_active Expired
- 1955-02-07 FR FR1122266D patent/FR1122266A/fr not_active Expired
- 1955-02-11 DE DEA22075A patent/DE1008786B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1008786B (de) | 1957-05-23 |
| US2856460A (en) | 1958-10-14 |
| GB765822A (en) | 1957-01-16 |
| FR1122266A (fr) | 1956-09-04 |