IT1112715B - Dispositivo meccanico limitatore della durata delle conversazioni telefoniche - Google Patents
Dispositivo meccanico limitatore della durata delle conversazioni telefonicheInfo
- Publication number
- IT1112715B IT1112715B IT22110/79A IT2211079A IT1112715B IT 1112715 B IT1112715 B IT 1112715B IT 22110/79 A IT22110/79 A IT 22110/79A IT 2211079 A IT2211079 A IT 2211079A IT 1112715 B IT1112715 B IT 1112715B
- Authority
- IT
- Italy
- Prior art keywords
- duration
- mechanical device
- telephone conversations
- device limiting
- limiting
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/66—Substation equipment, e.g. for use by subscribers with means for preventing unauthorised or fraudulent calling
- H04M1/667—Preventing unauthorised calls from a telephone set
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H04M15/28—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal
- H04M15/30—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal the meter or calculation of charges not being controlled from an exchange
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephone Set Structure (AREA)
- Meter Arrangements (AREA)
- Electric Clocks (AREA)
- Transceivers (AREA)
Priority Applications (13)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT22110/79A IT1112715B (it) | 1979-04-24 | 1979-04-24 | Dispositivo meccanico limitatore della durata delle conversazioni telefoniche |
ES490530A ES490530A0 (es) | 1979-04-24 | 1980-04-12 | Perfeccionamientos en los sistemas mecanicos limitadores de la duracion de una conversacion telefonica |
GR61684A GR67693B (it) | 1979-04-24 | 1980-04-14 | |
CA000349903A CA1137241A (en) | 1979-04-24 | 1980-04-15 | Mechanical device for limiting duration of a telephone conversation |
DE8080102056T DE3067093D1 (en) | 1979-04-24 | 1980-04-17 | Mechanical telephone conversation time limiting device |
EP80102056A EP0017984B1 (en) | 1979-04-24 | 1980-04-17 | Mechanical telephone conversation time limiting device |
AT80102056T ATE6823T1 (de) | 1979-04-24 | 1980-04-17 | Mechanische vorrichtung zur zeitbeschraenkung von telephongespraechen. |
AR280742A AR222702A1 (es) | 1979-04-24 | 1980-04-18 | Dispositivo mecanico limitador de la duracion de una conversacion telefonica |
US06/141,745 US4335279A (en) | 1979-04-24 | 1980-04-18 | Mechanical telephone conversation time limiting device |
MX182036A MX147600A (es) | 1979-04-24 | 1980-04-21 | Mejoras en dispositivo mecanico limitador de la duracion de una conversacion telefonica |
NO801166A NO801166L (no) | 1979-04-24 | 1980-04-22 | Mekanisk anordning for tidsbegrensning av telefonsamtale |
BR8002483A BR8002483A (pt) | 1979-04-24 | 1980-04-23 | Dispositivo mecanico limitador de duracao de uma conversa telefonica |
JP5530780A JPS55143868A (en) | 1979-04-24 | 1980-04-24 | Telephone speech time lime limiter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT22110/79A IT1112715B (it) | 1979-04-24 | 1979-04-24 | Dispositivo meccanico limitatore della durata delle conversazioni telefoniche |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7922110A0 IT7922110A0 (it) | 1979-04-24 |
IT1112715B true IT1112715B (it) | 1986-01-20 |
Family
ID=11191634
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22110/79A IT1112715B (it) | 1979-04-24 | 1979-04-24 | Dispositivo meccanico limitatore della durata delle conversazioni telefoniche |
Country Status (13)
Country | Link |
---|---|
US (1) | US4335279A (it) |
EP (1) | EP0017984B1 (it) |
JP (1) | JPS55143868A (it) |
AR (1) | AR222702A1 (it) |
AT (1) | ATE6823T1 (it) |
BR (1) | BR8002483A (it) |
CA (1) | CA1137241A (it) |
DE (1) | DE3067093D1 (it) |
ES (1) | ES490530A0 (it) |
GR (1) | GR67693B (it) |
IT (1) | IT1112715B (it) |
MX (1) | MX147600A (it) |
NO (1) | NO801166L (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3149348A1 (de) * | 1981-12-12 | 1983-06-16 | Agfa-Gevaert Ag, 5090 Leverkusen | Gespraechzeitmess- und anzeigevorrichtung fuer fernsprechgeraete |
JPS60180270A (ja) * | 1984-02-27 | 1985-09-14 | Nec Corp | 通話時間制限機能付移動体電話機 |
US5062134A (en) * | 1990-09-17 | 1991-10-29 | Laird James M | Timer for controlling telephone usage |
DE4219416C2 (de) * | 1992-06-13 | 1995-02-16 | Grundig Emv | Verfahren und Schaltungsanordnung zur Begrenzung der Verbindungsgebühren für Teilnehmereinrichtungen |
GB9920089D0 (en) * | 1999-08-25 | 1999-10-27 | Goodwill Andrew | Time limiting device |
US6355179B1 (en) | 1999-12-10 | 2002-03-12 | Basf Corporation | Decomposition of residual hydroxylamine by hydrogen peroxide treatment |
US20160002953A1 (en) * | 2014-07-01 | 2016-01-07 | Jeffrey Sada | Electronic time lock |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2202149A (en) * | 1937-08-30 | 1940-05-28 | Bernard N Gottlieb | Timing device for telephones |
US2609045A (en) * | 1951-04-16 | 1952-09-02 | Henry R Kaiser | Timer attachment for telephones |
US2653195A (en) * | 1951-06-04 | 1953-09-22 | Electronic Secretary Inc | Combination timing and telephone circuit controlling system |
US3472966A (en) * | 1966-09-13 | 1969-10-14 | Ryden R Simmons | Conversation interrupter |
US3598931A (en) * | 1969-07-30 | 1971-08-10 | Master Lock Co | Telephone set locks |
US3970789A (en) * | 1975-01-15 | 1976-07-20 | Simmons Sr Ryden R | Telephone service control device |
-
1979
- 1979-04-24 IT IT22110/79A patent/IT1112715B/it active
-
1980
- 1980-04-12 ES ES490530A patent/ES490530A0/es active Granted
- 1980-04-14 GR GR61684A patent/GR67693B/el unknown
- 1980-04-15 CA CA000349903A patent/CA1137241A/en not_active Expired
- 1980-04-17 AT AT80102056T patent/ATE6823T1/de not_active IP Right Cessation
- 1980-04-17 EP EP80102056A patent/EP0017984B1/en not_active Expired
- 1980-04-17 DE DE8080102056T patent/DE3067093D1/de not_active Expired
- 1980-04-18 US US06/141,745 patent/US4335279A/en not_active Expired - Lifetime
- 1980-04-18 AR AR280742A patent/AR222702A1/es active
- 1980-04-21 MX MX182036A patent/MX147600A/es unknown
- 1980-04-22 NO NO801166A patent/NO801166L/no unknown
- 1980-04-23 BR BR8002483A patent/BR8002483A/pt unknown
- 1980-04-24 JP JP5530780A patent/JPS55143868A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
MX147600A (es) | 1982-12-17 |
ES8103627A1 (es) | 1981-03-16 |
US4335279A (en) | 1982-06-15 |
AR222702A1 (es) | 1981-06-15 |
JPS55143868A (en) | 1980-11-10 |
EP0017984A1 (en) | 1980-10-29 |
EP0017984B1 (en) | 1984-03-21 |
CA1137241A (en) | 1982-12-07 |
IT7922110A0 (it) | 1979-04-24 |
GR67693B (it) | 1981-09-07 |
ES490530A0 (es) | 1981-03-16 |
BR8002483A (pt) | 1981-08-04 |
DE3067093D1 (en) | 1984-04-26 |
NO801166L (no) | 1980-10-27 |
ATE6823T1 (de) | 1984-04-15 |
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