ES380296A1 - Perfeccionamientos en controladores de llamadas de un indi-cativo telefonico. - Google Patents

Perfeccionamientos en controladores de llamadas de un indi-cativo telefonico.

Info

Publication number
ES380296A1
ES380296A1 ES380296A ES380296A ES380296A1 ES 380296 A1 ES380296 A1 ES 380296A1 ES 380296 A ES380296 A ES 380296A ES 380296 A ES380296 A ES 380296A ES 380296 A1 ES380296 A1 ES 380296A1
Authority
ES
Spain
Prior art keywords
gates
telephone
various
pulse
equal
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES380296A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of ES380296A1 publication Critical patent/ES380296A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/56—Arrangements for indicating or recording the called number at the calling subscriber's set

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Meter Arrangements (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Gasket Seals (AREA)
ES380296A 1969-06-02 1970-06-02 Perfeccionamientos en controladores de llamadas de un indi-cativo telefonico. Expired ES380296A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6918008A FR2045114A5 (es) 1969-06-02 1969-06-02

Publications (1)

Publication Number Publication Date
ES380296A1 true ES380296A1 (es) 1972-09-01

Family

ID=9034972

Family Applications (1)

Application Number Title Priority Date Filing Date
ES380296A Expired ES380296A1 (es) 1969-06-02 1970-06-02 Perfeccionamientos en controladores de llamadas de un indi-cativo telefonico.

Country Status (12)

Country Link
US (1) US3674941A (es)
BE (1) BE751238A (es)
CA (1) CA919323A (es)
CH (1) CH519278A (es)
DE (1) DE2026291C3 (es)
ES (1) ES380296A1 (es)
FR (1) FR2045114A5 (es)
GB (1) GB1287053A (es)
LU (1) LU61024A1 (es)
NL (1) NL7008016A (es)
NO (1) NO131404B (es)
SE (1) SE347627B (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3790721A (en) * 1972-06-13 1974-02-05 H Muhlbauer Automatic dialing device
US3997732A (en) * 1972-07-03 1976-12-14 Mek-Tronix Laboratories Corporation Call tracing and identification system
US3904830A (en) * 1972-07-03 1975-09-09 Mek Tronix Lab Call tracing and identification system
US3917915A (en) * 1973-07-09 1975-11-04 Tekno Ind Inc Telephone service observation system
DE2443253A1 (de) * 1974-09-10 1976-03-18 Telstop S A System zur ueberwachung von ueber eine fernsprechleitung gewaehlten nummern
US4090037A (en) * 1975-09-15 1978-05-16 Benjamin Jack W Telephone set
US3987247A (en) * 1975-12-12 1976-10-19 American Motor Inns, Inc. Data signalling unit for telephone systems
DE2707208B2 (de) * 1977-02-19 1979-04-12 Diehl Gmbh & Co, 8500 Nuernberg Eingabevorrichtung
US4160879A (en) * 1977-12-08 1979-07-10 M E P & I Corporation Telephone display accessory
IT1109842B (it) * 1978-01-27 1985-12-23 Eurodomestici Ind Riunite Dispositivo per selezionare valori di elementi di dati
US4267646A (en) * 1979-01-18 1981-05-19 Hagwell Edward R Telephone question and answer training device
CA1270585A (en) * 1987-06-19 1990-06-19 Brent Lawrence Kizuik Rotary dial pulse receiver

Also Published As

Publication number Publication date
LU61024A1 (es) 1970-07-29
SE347627B (es) 1972-08-07
DE2026291A1 (es) 1970-12-17
CH519278A (fr) 1972-02-15
DE2026291C3 (de) 1974-07-25
US3674941A (en) 1972-07-04
GB1287053A (en) 1972-08-31
CA919323A (en) 1973-01-16
DE2026291B2 (de) 1974-01-03
BE751238A (fr) 1970-11-03
NO131404B (es) 1975-02-10
NL7008016A (es) 1970-12-04
FR2045114A5 (es) 1971-02-26

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