CH349648A - Automatic telephone system with a switching device for the automatic switching of telephone calls - Google Patents

Automatic telephone system with a switching device for the automatic switching of telephone calls

Info

Publication number: CH349648A
Authority: CH; Switzerland
Prior art keywords: automatic; switching; telephone; switching device; telephone system
Prior art date: 1954-03-27

Application number

Other languages

German (de)

Inventor

Nils Emil Nilsson

John Carl Harold Bjoerk

Gustav Oscar Rodnert

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.)

1954-03-27

Filing date

1956-07-16

Publication date

1960-10-31

1956-07-16 Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M

1960-10-31 Publication of CH349648A publication Critical patent/CH349648A/en

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/54—Arrangements for diverting calls for one subscriber to another predetermined subscriber
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Interface Circuits In Exchanges (AREA)
Sub-Exchange Stations And Push- Button Telephones (AREA)

CH349648D 1954-03-27 1956-07-16 Automatic telephone system with a switching device for the automatic switching of telephone calls CH349648A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
SE336874X		1954-03-27
SE349648X		1955-07-20

Publications (1)

Publication Number	Publication Date
CH349648A true CH349648A (en)	1960-10-31

Family

ID=32965056

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH349648D CH349648A (en)	1954-03-27	1956-07-16	Automatic telephone system with a switching device for the automatic switching of telephone calls

Country Status (5)

Country	Link
BE (1)	BE549011A (en)
CH (1)	CH349648A (en)
DE (1)	DE1014601B (en)
FR (1)	FR70367E (en)
GB (1)	GB798803A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2007128401A1 (en) *	2006-04-28	2007-11-15	Alessandro Chiorlin	Support device for photovoltaic panels intended for installations for the production of electrical energy

1956
- 1956-06-26 BE BE549011A patent/BE549011A/fr unknown
- 1956-07-11 DE DET12431A patent/DE1014601B/en active Pending
- 1956-07-13 FR FR70367D patent/FR70367E/en not_active Expired
- 1956-07-16 CH CH349648D patent/CH349648A/en unknown
- 1956-07-20 GB GB22555/56A patent/GB798803A/en not_active Expired

Also Published As

Publication number	Publication date
DE1014601B (en)	1957-08-29
BE549011A (en)	1959-11-20
FR70367E (en)	1959-04-06
GB798803A (en)	1958-07-30

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