[go: up one dir, main page]

IE812580L - Connecting telephone exchanges - Google Patents

Connecting telephone exchanges

Info

Publication number
IE812580L
IE812580L IE258081A IE258081A IE812580L IE 812580 L IE812580 L IE 812580L IE 258081 A IE258081 A IE 258081A IE 258081 A IE258081 A IE 258081A IE 812580 L IE812580 L IE 812580L
Authority
IE
Ireland
Prior art keywords
telephone exchanges
connecting telephone
exchanges
telephone
Prior art date
Application number
IE258081A
Other versions
IE52249B1 (en
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of IE812580L publication Critical patent/IE812580L/en
Publication of IE52249B1 publication Critical patent/IE52249B1/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements
    • H04Q3/0016Arrangements providing connection between exchanges

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Telephonic Communication Services (AREA)
IE258081A 1980-11-05 1981-11-04 Arrangement for use in connecting telephone exchanges IE52249B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8007791A SE424252B (en) 1980-11-05 1980-11-05 DEVICE FOR ASTAD COMMUNICATION OF CIRCUIT CONNECTIONS THROUGH PRIVATE WIRES OR SIMILAR BETWEEN PHONE SWITCHES

Publications (2)

Publication Number Publication Date
IE812580L true IE812580L (en) 1982-05-05
IE52249B1 IE52249B1 (en) 1987-08-19

Family

ID=20342173

Family Applications (1)

Application Number Title Priority Date Filing Date
IE258081A IE52249B1 (en) 1980-11-05 1981-11-04 Arrangement for use in connecting telephone exchanges

Country Status (9)

Country Link
BE (1) BE890978A (en)
BR (1) BR8108996A (en)
ES (1) ES8300235A1 (en)
GB (1) GB2108356B (en)
IE (1) IE52249B1 (en)
MX (1) MX149952A (en)
MY (1) MY8600053A (en)
SE (1) SE424252B (en)
WO (1) WO1982001633A1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1182705B (en) * 1963-11-15 1964-12-03 Telefonbau & Normalzeit Gmbh Circuit arrangement for the selection of supply transmissions from connecting lines
DE1537876C3 (en) * 1967-11-14 1975-10-02 Standard Elektrik Lorenz Ag, 7000 Stuttgart Circuit arrangement for the production of connections between connection sets in telecommunication switching systems, in particular telephone branch exchange systems with cross connections
DE1802472B2 (en) * 1968-10-11 1976-11-18 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Cross-traffic circuit for PBX exchanges - has cross connection device connected over changeover switch to coupling matrix outputs

Also Published As

Publication number Publication date
MY8600053A (en) 1986-12-31
GB2108356B (en) 1984-12-12
WO1982001633A1 (en) 1982-05-13
IE52249B1 (en) 1987-08-19
ES506839A0 (en) 1982-10-01
GB2108356A (en) 1983-05-11
BE890978A (en) 1982-03-01
ES8300235A1 (en) 1982-10-01
MX149952A (en) 1984-02-13
SE8007791L (en) 1982-05-06
BR8108996A (en) 1983-03-01
SE424252B (en) 1982-07-05

Similar Documents

Publication Publication Date Title
GB2111800B (en) Telephone sets
CA47728S (en) Telephone set base
GB2083320B (en) Tdm telephone exchange
JPS5549063A (en) Telephone set connecting block
GB2107554B (en) Telephone line circuit
GB2122454B (en) Loudspeaking telephone
GB2087686B (en) One piece telephone
GB2073542B (en) Telephone handset
GB2082421B (en) Telephone exchanges
ZA802576B (en) Telephone exchanges
ZA816703B (en) Telephone subscriber connection circuits
JPS57119549A (en) Conference telephone system
DE3264570D1 (en) Telephone set
GB8422787D0 (en) Telephone subscriber junctor
GB2073673B (en) Telephone index
GB2086185B (en) Telephone re-dial facility
GB2107153B (en) Telephone autodiallers
GB2075304B (en) Telephone receiving equipment
IE812580L (en) Connecting telephone exchanges
ZA838877B (en) Telecommunication exchanges
JPS57119548A (en) Conference telephone system
IL63774A0 (en) Telephone exchange
GB2105946B (en) Telephone
GB2144601B (en) Telecommunication exchanges
GB2159367B (en) Telephone exchanges