NL229563A - - Google Patents

Info

Publication number: NL229563A
Authority: NL; Netherlands

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.)

1957-07-18

Publication of NL229563A publication Critical patent/NL229563A/xx

Classifications

- 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
- H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
- H04Q3/521—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using semiconductors in the switching stages

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Electronic Switches (AREA)
Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Interface Circuits In Exchanges (AREA)

NL229563D 1957-07-18 NL229563A (ko)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US672651A US2987579A (en)	1957-07-18	1957-07-18	Crosspoint switching network control system

Publications (1)

Publication Number	Publication Date
NL229563A true NL229563A (ko)

Family

ID=24699444

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL229563D NL229563A (ko)	1957-07-18

Country Status (7)

Country	Link
US (1)	US2987579A (ko)
BE (1)	BE568947A (ko)
CH (1)	CH358837A (ko)
DE (1)	DE1055057B (ko)
FR (1)	FR1210003A (ko)
GB (1)	GB899761A (ko)
NL (1)	NL229563A (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3177291A (en) *	1961-01-24	1965-04-06	Itt	Electronic switching telephone system
USRE26498E (en) *	1961-03-20	1968-12-03		Macrander electronic switching network
NL301131A (ko) *	1962-11-28

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2294237A (en) *	1940-06-05	1942-08-25	Bell Telephone Labor Inc	Telephone circuit
US2600502A (en) *	1948-04-24	1952-06-17	Bell Telephone Labor Inc	Calling line and private branch exchange line identifier
BE557053A (ko) *	1950-09-26	1900-01-01
US2590262A (en) *	1950-11-09	1952-03-25	Bell Telephone Labor Inc	Trunk frame designation transfer

0
- NL NL229563D patent/NL229563A/xx unknown
- BE BE568947D patent/BE568947A/xx unknown
1957
- 1957-07-18 US US672651A patent/US2987579A/en not_active Expired - Lifetime
1958
- 1958-06-23 DE DEW23557A patent/DE1055057B/de active Pending
- 1958-06-28 FR FR1210003D patent/FR1210003A/fr not_active Expired
- 1958-07-17 CH CH358837D patent/CH358837A/de unknown
- 1958-07-18 GB GB23129/58A patent/GB899761A/en not_active Expired

Also Published As

Publication number	Publication date
CH358837A (de)	1961-12-15
US2987579A (en)	1961-06-06
BE568947A (ko)
DE1055057B (de)	1959-04-16
FR1210003A (fr)	1960-03-04
GB899761A (en)	1962-06-27

Publication	Publication Date	Title
IT601133A (ko)
DE1245363C2 (ko)	1968-02-08
DK122399B (ko)	1972-02-28
DE1067081B (ko)
JPS3515161B1 (ko)	1960-10-12
FR1194365A (ko)	1959-11-09
DE1071397B (ko)
JPS352962B1 (ko)	1962-03-31
DE1066097B (ko)
IT566879A (ko)
BE563490A (ko)	1958-01-15
BE564991A (ko)	1960-07-15
BE571835A (ko)
BE564098A (ko)
BE564404A (ko)
BE565191A (ko)	1958-08-26
BE565971A (ko)
BE572464A (ko)
BE571699A (ko)
BE570577A (ko)
BE569617A (ko)
BE568947A (ko)
BE569112A (ko)
BE568074A (ko)
BE567657A (ko)