ATE6823T1 - Mechanische vorrichtung zur zeitbeschraenkung von telephongespraechen. - Google Patents

Mechanische vorrichtung zur zeitbeschraenkung von telephongespraechen.

Info

Publication number
ATE6823T1
ATE6823T1 AT80102056T AT80102056T ATE6823T1 AT E6823 T1 ATE6823 T1 AT E6823T1 AT 80102056 T AT80102056 T AT 80102056T AT 80102056 T AT80102056 T AT 80102056T AT E6823 T1 ATE6823 T1 AT E6823T1
Authority
AT
Austria
Prior art keywords
mechanical device
telephone calls
time limitation
calls time
limitation
Prior art date
Application number
AT80102056T
Other languages
English (en)
Inventor
Donato Colombo
Lapo Baldacci
Original Assignee
Imca Italia S.R.L.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Imca Italia S.R.L. filed Critical Imca Italia S.R.L.
Application granted granted Critical
Publication of ATE6823T1 publication Critical patent/ATE6823T1/de

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)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephone Set Structure (AREA)
  • Transceivers (AREA)
  • Meter Arrangements (AREA)
  • Electric Clocks (AREA)
AT80102056T 1979-04-24 1980-04-17 Mechanische vorrichtung zur zeitbeschraenkung von telephongespraechen. ATE6823T1 (de)

Applications Claiming Priority (2)

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
EP80102056A EP0017984B1 (de) 1979-04-24 1980-04-17 Mechanische Vorrichtung zur Zeitbeschränkung von Telephongesprächen

Publications (1)

Publication Number Publication Date
ATE6823T1 true ATE6823T1 (de) 1984-04-15

Family

ID=11191634

Family Applications (1)

Application Number Title Priority Date Filing Date
AT80102056T ATE6823T1 (de) 1979-04-24 1980-04-17 Mechanische vorrichtung zur zeitbeschraenkung von telephongespraechen.

Country Status (13)

Country Link
US (1) US4335279A (de)
EP (1) EP0017984B1 (de)
JP (1) JPS55143868A (de)
AR (1) AR222702A1 (de)
AT (1) ATE6823T1 (de)
BR (1) BR8002483A (de)
CA (1) CA1137241A (de)
DE (1) DE3067093D1 (de)
ES (1) ES490530A0 (de)
GR (1) GR67693B (de)
IT (1) IT1112715B (de)
MX (1) MX147600A (de)
NO (1) NO801166L (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
IT1112715B (it) 1986-01-20
NO801166L (no) 1980-10-27
CA1137241A (en) 1982-12-07
ES8103627A1 (es) 1981-03-16
EP0017984B1 (de) 1984-03-21
GR67693B (de) 1981-09-07
US4335279A (en) 1982-06-15
AR222702A1 (es) 1981-06-15
JPS55143868A (en) 1980-11-10
EP0017984A1 (de) 1980-10-29
ES490530A0 (es) 1981-03-16
BR8002483A (pt) 1981-08-04
DE3067093D1 (en) 1984-04-26
IT7922110A0 (it) 1979-04-24
MX147600A (es) 1982-12-17

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Legal Events

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