SE7807895L - Anordning vid mynttelefonstationer - Google Patents
Anordning vid mynttelefonstationerInfo
- Publication number
- SE7807895L SE7807895L SE7807895A SE7807895A SE7807895L SE 7807895 L SE7807895 L SE 7807895L SE 7807895 A SE7807895 A SE 7807895A SE 7807895 A SE7807895 A SE 7807895A SE 7807895 L SE7807895 L SE 7807895L
- Authority
- SE
- Sweden
- Prior art keywords
- telephone stations
- coin telephone
- coin
- stations
- 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
- H04M17/023—Circuit arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Prepayment Telephone Systems (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/819,244 US4124774A (en) | 1977-07-27 | 1977-07-27 | Telephone station coin memory and control system |
Publications (1)
Publication Number | Publication Date |
---|---|
SE7807895L true SE7807895L (sv) | 1979-01-28 |
Family
ID=25227596
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7807895A SE7807895L (sv) | 1977-07-27 | 1978-07-17 | Anordning vid mynttelefonstationer |
Country Status (9)
Country | Link |
---|---|
US (1) | US4124774A (sv) |
JP (1) | JPS5434604A (sv) |
BE (1) | BE869271A (sv) |
CA (1) | CA1105627A (sv) |
DE (1) | DE2832871A1 (sv) |
FR (1) | FR2399166A1 (sv) |
GB (1) | GB2002993A (sv) |
NL (1) | NL7807862A (sv) |
SE (1) | SE7807895L (sv) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4206321A (en) * | 1976-10-22 | 1980-06-03 | Mcelliott Steve I | Pay telephone alarm system with audit means |
FR2420258A1 (fr) * | 1978-03-14 | 1979-10-12 | Serres Bernard | Appareil analyseur de trafic de postes telephoniques publics |
US4208549A (en) * | 1978-06-29 | 1980-06-17 | Bray Martin L | Coin surveillance apparatus |
US4595983A (en) * | 1983-10-27 | 1986-06-17 | Reliance Electric Company | Central office powered credit only telephone paystation |
US4599492A (en) * | 1983-12-27 | 1986-07-08 | David Otten | Coin-telephone auditor |
IT1179554B (it) * | 1984-01-13 | 1987-09-16 | Urmet Spa | Gettoniera elettronica funzionante con monete di diverse pezzature e con gettoni particolarmente per uso telefonico pubblico |
US4736444A (en) * | 1986-02-14 | 1988-04-05 | Tel-Tech Devices, Inc. | Pay telephone monitoring system |
US4926468A (en) * | 1986-09-29 | 1990-05-15 | Digital Telecommunications Systems, Inc. | Pay station telephone coin box apparatus |
US4821313A (en) * | 1988-07-01 | 1989-04-11 | Palco Telecom Inc. | Paystation transmitter ground detect circuitry |
US5007077A (en) * | 1990-03-23 | 1991-04-09 | Conway Engineering, Inc. | Coin telephone message and management system |
US5168518A (en) * | 1991-10-10 | 1992-12-01 | Boston Technology, Inc. | Coin tone validator for telephone paystations |
US5222122A (en) * | 1992-03-31 | 1993-06-22 | At&T Bell Laboratories | Payphone having master and slave modes |
US5978460A (en) * | 1997-09-30 | 1999-11-02 | Lucent Technologies Inc. | Coin telephone data port protection |
US6279823B1 (en) | 1999-07-07 | 2001-08-28 | Otc Telecom Corporation | Telephone paystation coin receptacle cover |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2906823A (en) * | 1956-11-13 | 1959-09-29 | Bell Telephone Labor Inc | Telephone pay station |
US3814907A (en) * | 1970-12-28 | 1974-06-04 | Bell Telephone Labor Inc | Coin operated telephone set employing electronic totalizer |
DD95874A5 (sv) * | 1971-05-05 | 1973-02-20 | ||
DE2142776A1 (de) * | 1971-08-26 | 1973-03-08 | Nsm Apparatebau Gmbh Kg | Muenzbetaetigter automat |
US3952160A (en) * | 1974-11-14 | 1976-04-20 | Bell Telephone Laboratories, Incorporated | Coin telephone arrangement to obviate acoustically coupled fraud |
JPS5194299A (en) * | 1975-02-17 | 1976-08-18 | Kaheino maisukeisusochi | |
US4028494A (en) * | 1976-05-17 | 1977-06-07 | Bell Telephone Laboratories, Incorporated | Escrow telephone coin collection circuit and method |
US4039768A (en) * | 1976-05-26 | 1977-08-02 | Maley James B O | Pay telephone station monitor system |
US4041243A (en) * | 1976-09-20 | 1977-08-09 | Bell Telephone Laboratories, Incorporated | Coin box signaling arrangement |
-
1977
- 1977-07-27 US US05/819,244 patent/US4124774A/en not_active Ceased
-
1978
- 1978-07-14 CA CA307,463A patent/CA1105627A/en not_active Expired
- 1978-07-17 SE SE7807895A patent/SE7807895L/sv unknown
- 1978-07-24 NL NL7807862A patent/NL7807862A/xx not_active Application Discontinuation
- 1978-07-26 BE BE189502A patent/BE869271A/xx unknown
- 1978-07-26 GB GB7831130A patent/GB2002993A/en not_active Withdrawn
- 1978-07-26 FR FR7822118A patent/FR2399166A1/fr not_active Withdrawn
- 1978-07-27 DE DE19782832871 patent/DE2832871A1/de not_active Withdrawn
- 1978-07-27 JP JP9103478A patent/JPS5434604A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB2002993A (en) | 1979-02-28 |
FR2399166A1 (fr) | 1979-02-23 |
BE869271A (fr) | 1978-11-16 |
JPS5434604A (en) | 1979-03-14 |
DE2832871A1 (de) | 1979-04-19 |
US4124774A (en) | 1978-11-07 |
CA1105627A (en) | 1981-07-21 |
NL7807862A (nl) | 1979-01-30 |
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