ES501521A0 - Perfeccionamientos en un terminal de intercomunicacion uni- versal - Google Patents

Perfeccionamientos en un terminal de intercomunicacion uni- versal

Info

Publication number
ES501521A0
ES501521A0 ES501521A ES501521A ES501521A0 ES 501521 A0 ES501521 A0 ES 501521A0 ES 501521 A ES501521 A ES 501521A ES 501521 A ES501521 A ES 501521A ES 501521 A0 ES501521 A0 ES 501521A0
Authority
ES
Spain
Prior art keywords
intercommunication terminal
universal
universal intercommunication
terminal
intercommunication
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.)
Granted
Application number
ES501521A
Other languages
English (en)
Spanish (es)
Other versions
ES8202999A1 (es
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.)
ALE International SAS
Original Assignee
La Telephone Industrielle et Commerciale Telic Alcatel SA
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 La Telephone Industrielle et Commerciale Telic Alcatel SA filed Critical La Telephone Industrielle et Commerciale Telic Alcatel SA
Publication of ES501521A0 publication Critical patent/ES501521A0/es
Publication of ES8202999A1 publication Critical patent/ES8202999A1/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
    • H04M1/02—Constructional features of telephone sets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • H04M1/7385—Programmable or microprocessor-controlled

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Telephone Set Structure (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Push-Button Switches (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Selective Calling Equipment (AREA)
ES501521A 1980-04-22 1981-04-21 Perfeccionamientos en un terminal de intercomunicacion uni- versal Expired ES8202999A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8009471A FR2481031B1 (fr) 1980-04-22 1980-04-22 Terminal d'intercommunication universel

Publications (2)

Publication Number Publication Date
ES501521A0 true ES501521A0 (es) 1982-02-01
ES8202999A1 ES8202999A1 (es) 1982-02-01

Family

ID=9241395

Family Applications (1)

Application Number Title Priority Date Filing Date
ES501521A Expired ES8202999A1 (es) 1980-04-22 1981-04-21 Perfeccionamientos en un terminal de intercomunicacion uni- versal

Country Status (13)

Country Link
JP (1) JPS56166660A (da)
BE (1) BE888436A (da)
BR (1) BR8102373A (da)
DE (1) DE3115823A1 (da)
DK (1) DK177581A (da)
ES (1) ES8202999A1 (da)
FR (1) FR2481031B1 (da)
GB (1) GB2084834B (da)
IE (1) IE51700B1 (da)
IT (1) IT1135773B (da)
MX (1) MX148963A (da)
PT (1) PT72882B (da)
SE (1) SE8102381L (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3214657C2 (de) * 1982-04-21 1985-07-04 ANT Nachrichtentechnik GmbH, 7150 Backnang Einrichtung für die Sprach- und/oder Datenvermittlung und -übertragung
FR2529419A1 (fr) * 1982-06-29 1983-12-30 Thomson Csf Mat Tel Poste telephonique universel avec touches de fonctions personnalisables

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1512755B2 (de) * 1967-01-28 1971-05-13 S Siedle & Sohne, Telefon u TeIe grafenwerke GmbH, 7743 Furtwangen Fernsprechapparat nut beson frontplatte
CA1018270A (en) * 1972-05-23 1977-09-27 Federico R. Laliccia Key telephone system using time division and space division control
FR2214166B1 (da) * 1973-01-12 1978-05-12 Serras Paulet Edouard
DE2355666A1 (de) * 1973-11-07 1975-05-22 Standard Elektrik Lorenz Ag Fernsprechapparat
US4046972A (en) * 1976-10-27 1977-09-06 Bell Telephone Laboratories, Incorporated Key telephone station set circuit
JPS5818037B2 (ja) * 1978-01-23 1983-04-11 株式会社東芝 ボタン電話機
GB1542558A (en) * 1977-09-30 1979-03-21 Ibm Uk Keyboard construction
JPS5838999B2 (ja) * 1978-06-23 1983-08-26 株式会社田村電機製作所 信号送受方式

Also Published As

Publication number Publication date
SE8102381L (sv) 1981-10-23
IT8121273A0 (it) 1981-04-17
DK177581A (da) 1981-10-23
GB2084834A (en) 1982-04-15
BE888436A (fr) 1981-07-31
GB2084834B (en) 1984-04-11
IT1135773B (it) 1986-08-27
PT72882B (fr) 1982-03-29
JPS56166660A (en) 1981-12-21
BR8102373A (pt) 1981-12-22
MX148963A (es) 1983-07-28
FR2481031B1 (fr) 1988-06-10
IE810854L (en) 1981-10-22
IE51700B1 (en) 1987-02-18
FR2481031A1 (fr) 1981-10-23
ES8202999A1 (es) 1982-02-01
PT72882A (fr) 1981-05-01
DE3115823A1 (de) 1982-04-15

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Legal Events

Date Code Title Description
MM4A Patent lapsed

Effective date: 19960401