GB841490A - Improvements in or relating to telephone installation circuit arrangements for crossed-coil coordinate selectors having two coupling stages - Google Patents

Improvements in or relating to telephone installation circuit arrangements for crossed-coil coordinate selectors having two coupling stages

Info

Publication number
GB841490A
GB841490A GB2189857A GB2189857A GB841490A GB 841490 A GB841490 A GB 841490A GB 2189857 A GB2189857 A GB 2189857A GB 2189857 A GB2189857 A GB 2189857A GB 841490 A GB841490 A GB 841490A
Authority
GB
United Kingdom
Prior art keywords
over
relays
releases
coil
outgoing
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
GB2189857A
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.)
Siemens and Halske AG
Siemens Corp
Original Assignee
Siemens and Halske AG
Siemens Corp
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 Siemens and Halske AG, Siemens Corp filed Critical Siemens and Halske AG
Publication of GB841490A publication Critical patent/GB841490A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
GB2189857A 1956-07-17 1957-07-10 Improvements in or relating to telephone installation circuit arrangements for crossed-coil coordinate selectors having two coupling stages Expired GB841490A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES49556A DE1028167B (de) 1956-07-17 1956-07-17 Schaltungsanordnung fuer mehrfach ausnutzbare Kreuzspulen-Koordinatenwaehler mit zwei Koppelstufen in Fernsprechanlagen

Publications (1)

Publication Number Publication Date
GB841490A true GB841490A (en) 1960-07-13

Family

ID=7487345

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2189857A Expired GB841490A (en) 1956-07-17 1957-07-10 Improvements in or relating to telephone installation circuit arrangements for crossed-coil coordinate selectors having two coupling stages

Country Status (5)

Country Link
CH (1) CH352371A (enrdf_load_html_response)
DE (1) DE1028167B (enrdf_load_html_response)
FR (1) FR1187760A (enrdf_load_html_response)
GB (1) GB841490A (enrdf_load_html_response)
NL (2) NL108555C (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1165674B (de) * 1962-04-13 1964-03-19 Siemens Ag Schaltungsanordnung fuer Koppelfelder in Fernmeldeanlagen, insbesondere Fernsprechvermittlungsanlagen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE516944A (enrdf_load_html_response) * 1952-01-16

Also Published As

Publication number Publication date
NL219049A (enrdf_load_html_response)
FR1187760A (fr) 1959-09-16
DE1028167B (de) 1958-04-17
NL108555C (enrdf_load_html_response)
CH352371A (de) 1961-02-28

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