BE654234A - - Google Patents

Info

Publication number
BE654234A
BE654234A BE654234DA BE654234A BE 654234 A BE654234 A BE 654234A BE 654234D A BE654234D A BE 654234DA BE 654234 A BE654234 A BE 654234A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE654234A publication Critical patent/BE654234A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M3/00Automatic or semi-automatic exchanges
    • H04M3/42Systems providing special services or facilities to subscribers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements
    • H04Q3/0004Selecting arrangements using crossbar selectors in the switching stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Telephonic Communication Services (AREA)
BE654234D 1963-10-22 1964-10-09 BE654234A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US317930A US3320367A (en) 1963-10-22 1963-10-22 Telephone line circuit

Publications (1)

Publication Number Publication Date
BE654234A true BE654234A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1965-02-01

Family

ID=23235875

Family Applications (1)

Application Number Title Priority Date Filing Date
BE654234D BE654234A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1963-10-22 1964-10-09

Country Status (8)

Country Link
US (1) US3320367A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS4014801B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU406949B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE654234A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1272386B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR1415042A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1086737A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE317409B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3441678A (en) * 1965-09-03 1969-04-29 Bell Telephone Labor Inc Conference circuit with selective call splitting
US3497631A (en) * 1966-08-05 1970-02-24 Stromberg Carlson Corp Add-on conference trunk
US4744102A (en) * 1986-01-27 1988-05-10 Koster Frederick H Crossbar line hunting arrangement

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE667795C (de) * 1931-03-12 1938-11-19 Siemens & Halske Akt Ges Schaltungsanordnung fuer Fernsprechnebenstellenanlagen mit Waehlerbetrieb
DE663662C (de) * 1931-10-14 1938-08-11 Siemens & Halske Akt Ges Schaltungsanordnung fuer Fernsprechanlagen mit Haupt- und Untervermittlungsstellen
DE703055C (de) * 1932-11-24 1941-03-01 Siemens & Halske Akt Ges Schaltungsanordnung fuer Fernsprechanlagen mit Waehlerbetrieb, deren Anschlussstellen Sonderdienste einleiten koennen
DE889610C (de) * 1950-08-12 1953-09-10 Normalzeit G M B H Schaltungsanordnung fuer Fernsprechanlagen mit bevorzugtem Teil-nehmer, dem eine Vorschaltstelle zugeordnet ist, insbesondere fuer Fernsprechnebenstellenanlagen
DE874609C (de) * 1950-08-12 1953-04-23 Normalzeit G M B H Schaltungsanordnung fuer Fernsprechanlagen mit bevorzugtem Teilnehmer, dem eine Vorschaltestelle zugeordnet ist, insbesondere fuer Fernsprechnebenstellenanlagen
DE931963C (de) * 1953-03-07 1955-08-22 Normalzeit G M B H Schaltungsanordnung fuer Fernsprechnebenstellenanlagen
DE1035215B (de) * 1957-07-16 1958-07-31 Sueddeutsche Telefon App Kabel Schaltungsanordnung fuer Fernsprech-Waehlanlagen zur UEbermittlung von Nachrichten vom Rufenden zum Gerufenen bei nicht zustande gekommenem Gespraech
DE1045469B (de) * 1957-07-16 1958-12-04 Sueddeutsche Telefon App Kabel Schaltungsanordnung fuer Fernsprech-Waehlanlagen zur UEbermittlung von Nachrichten vom Rufenden zum Gerufenen bei nicht zustande gekommenem Gespraech
US3133995A (en) * 1961-09-18 1964-05-19 Bell Telephone Labor Inc Call awaiting signal telephone circuits
US3231678A (en) * 1962-06-25 1966-01-25 Bell Telephone Labor Inc Subscriber controlled conference circuit

Also Published As

Publication number Publication date
GB1086737A (en) 1967-10-11
SE317409B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1969-11-17
JPS4014801B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1965-07-13
AU6446065A (en) 1967-03-23
FR1415042A (fr) 1965-10-22
AU406949B2 (en) 1970-10-13
US3320367A (en) 1967-05-16
DE1272386B (de) 1968-07-11

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