BR8801622A - Telefone para ligacao a extremidade de linha telefonica e telefone para ligacao a extremidade de um par de linhas telefonicas - Google Patents

Telefone para ligacao a extremidade de linha telefonica e telefone para ligacao a extremidade de um par de linhas telefonicas

Info

Publication number
BR8801622A
BR8801622A BR8801622A BR8801622A BR8801622A BR 8801622 A BR8801622 A BR 8801622A BR 8801622 A BR8801622 A BR 8801622A BR 8801622 A BR8801622 A BR 8801622A BR 8801622 A BR8801622 A BR 8801622A
Authority
BR
Brazil
Prior art keywords
telephone
lines
pair
line
handset
Prior art date
Application number
BR8801622A
Other languages
English (en)
Inventor
Ernst Thomke
Markus Kappeler
Original Assignee
Ebauchesfabrik Eta Ag
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
Priority claimed from CH1456/87A external-priority patent/CH669697A5/fr
Priority claimed from FR8705795A external-priority patent/FR2614487B1/fr
Application filed by Ebauchesfabrik Eta Ag filed Critical Ebauchesfabrik Eta Ag
Publication of BR8801622A publication Critical patent/BR8801622A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/71—Substation extension arrangements
    • H04M1/715—Substation extension arrangements using two or more extensions per line
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
  • Graft Or Block Polymers (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Telephonic Communication Services (AREA)
  • Telephone Function (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
BR8801622A 1987-04-14 1988-04-06 Telefone para ligacao a extremidade de linha telefonica e telefone para ligacao a extremidade de um par de linhas telefonicas BR8801622A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1456/87A CH669697A5 (en) 1987-04-14 1987-04-14 Telephone for simultaneous conversion between two persons and caller
FR8705795A FR2614487B1 (fr) 1987-04-23 1987-04-23 Appareil telephonique

Publications (1)

Publication Number Publication Date
BR8801622A true BR8801622A (pt) 1988-11-08

Family

ID=25687707

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8801622A BR8801622A (pt) 1987-04-14 1988-04-06 Telefone para ligacao a extremidade de linha telefonica e telefone para ligacao a extremidade de um par de linhas telefonicas

Country Status (13)

Country Link
US (1) US4817138A (pt)
EP (1) EP0287511B1 (pt)
JP (1) JPS63279645A (pt)
KR (1) KR940003841B1 (pt)
CN (1) CN1011020B (pt)
AT (1) ATE73284T1 (pt)
AU (1) AU594294B2 (pt)
BR (1) BR8801622A (pt)
CA (1) CA1281445C (pt)
DE (2) DE3868671D1 (pt)
ES (1) ES2031278T3 (pt)
HK (1) HK106596A (pt)
SG (1) SG36707G (pt)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2648653B1 (fr) * 1989-06-19 1991-09-13 Ebauchesfabrik Eta Ag Dispositif telephonique destine a etre relie a plusieurs lignes telephoniques
FR2648976B1 (fr) * 1989-06-22 1991-09-20 Ebauchesfabrik Eta Ag Appareil telephonique
FR2674400B1 (fr) * 1991-03-21 1993-07-23 Swatch Ag Appareil telephonique.
GB2298757A (en) * 1995-03-07 1996-09-11 John Folley Multiple handset telephone
US5784456A (en) * 1995-06-29 1998-07-21 Cyracom International, Inc. Single-line multi-handset telephone
DE19626933C5 (de) * 1996-07-04 2009-08-06 Deutsche Telekom Ag Handapparat für Telefone
CN1161745C (zh) * 1998-12-31 2004-08-11 约翰·A·布莱克曼 声音发生器及产生声音的方法
KR100359519B1 (ko) * 2000-03-16 2002-10-31 주식회사 동남 실리콘 키패드 일체형 통신기기용 전면 커버
US7177434B2 (en) * 2002-01-18 2007-02-13 Sing-A-Tune Balloons, Llc Stepped sound producing module
FR2841718B1 (fr) * 2002-07-01 2005-12-02 France Telecom Terminal mobile concu pour etre utilisable simultanement par plusieurs utilisateurs et application du terminal mobile a un systeme de traduction simultanee
JP2004312171A (ja) * 2003-04-03 2004-11-04 Temuko Japan:Kk 電話機用送受話器
US20050164597A1 (en) * 2004-01-23 2005-07-28 Tripoli Melchiore (Mike) Iii System and method for attaching components within an inflatable object
US6994219B2 (en) * 2004-01-26 2006-02-07 General Electric Company Method for magnetic/ferrofluid separation of particle fractions

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2589180A (en) * 1949-06-10 1952-03-11 Automatic Elect Lab Multiline telephone substation instrument and circuits
US2780677A (en) * 1955-03-18 1957-02-05 Automatic Elect Lab Multi-line telephone substation
BE560891A (pt) * 1956-10-05
US3022387A (en) * 1958-10-01 1962-02-20 Laura W Triest Telephone attachment
NL246794A (pt) * 1959-12-24
US3792205A (en) * 1971-06-01 1974-02-12 Communic Mfg Hand held telephone test instrument
US4107477A (en) * 1977-03-09 1978-08-15 Marvin Glass & Associates Multi-subscriber telephone apparatus
US4178488A (en) * 1977-08-02 1979-12-11 Toa Electric Co., Ltd. Telephone set
GB2087686B (en) * 1980-10-17 1984-05-31 Lambda Tele Equipment Ltd One piece telephone
US4636585A (en) * 1983-07-08 1987-01-13 Geobra Brandstatter Gmbh & Co. Kg Telephone installations
US4536621A (en) * 1984-05-08 1985-08-20 Ipc Communications, Ltd. Dual talk path key telephone

Also Published As

Publication number Publication date
CA1281445C (en) 1991-03-12
ES2031278T3 (es) 1992-12-01
DE8816921U1 (de) 1991-04-04
US4817138A (en) 1989-03-28
EP0287511A1 (fr) 1988-10-19
KR880013343A (ko) 1988-11-30
KR940003841B1 (ko) 1994-05-03
ATE73284T1 (de) 1992-03-15
HK106596A (en) 1996-06-28
JPS63279645A (ja) 1988-11-16
JPH0418502B2 (pt) 1992-03-27
SG36707G (en) 1995-09-18
DE3868671D1 (de) 1992-04-09
EP0287511B1 (fr) 1992-03-04
CN1011020B (zh) 1990-12-26
CN88102267A (zh) 1988-11-02
AU1458588A (en) 1988-10-20
AU594294B2 (en) 1990-03-01

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 06/04/2003