GB1139618A - Telecommunications exchange selection circuit - Google Patents

Telecommunications exchange selection circuit

Info

Publication number: GB1139618A
Authority: GB; United Kingdom
Prior art keywords: selecting; contacts; free; chain; output
Prior art date: 1966-05-13
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

GB2215767A

Other languages

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.)

International Standard Electric Corp

Original Assignee

International Standard Electric 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.)

1966-05-13

Filing date

1967-05-12

Publication date

1969-01-08

1967-05-12 Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp

1969-01-08 Publication of GB1139618A publication Critical patent/GB1139618A/en

Status Expired legal-status Critical Current

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)
Exchange Systems With Centralized Control (AREA)

GB2215767A 1966-05-13 1967-05-12 Telecommunications exchange selection circuit Expired GB1139618A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR61495A FR1495447A (fr)	1966-05-13	1966-05-13	Dispositif pour la sélection libre de circuits électriques

Publications (1)

Publication Number	Publication Date
GB1139618A true GB1139618A (en)	1969-01-08

Family

ID=8608578

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB2215767A Expired GB1139618A (en)	1966-05-13	1967-05-12	Telecommunications exchange selection circuit

Country Status (3)

Country	Link
DE (1)	DE1285564B (de)
FR (1)	FR1495447A (de)
GB (1)	GB1139618A (de)

1966
- 1966-05-13 FR FR61495A patent/FR1495447A/fr not_active Expired
1967
- 1967-05-09 DE DE1967I0033627 patent/DE1285564B/de active Pending
- 1967-05-12 GB GB2215767A patent/GB1139618A/en not_active Expired

Also Published As

Publication number	Publication date
DE1285564B (de)	1968-12-19
FR1495447A (fr)	1967-09-22

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