BE498138A - - Google Patents

Info

Publication number: BE498138A
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.)

1949-10-03

Publication of BE498138A publication Critical patent/BE498138A/xx

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)
Monitoring And Testing Of Exchanges (AREA)
Interface Circuits In Exchanges (AREA)

BE498138D 1949-10-03 BE498138A (US07922777-20110412-C00004.png)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR868924X		1949-10-03

Publications (1)

Publication Number	Publication Date
BE498138A true BE498138A (US07922777-20110412-C00004.png)

Family

ID=9346277

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE498138D BE498138A (US07922777-20110412-C00004.png)	1949-10-03

Country Status (6)

Country	Link
US (1)	US2660620A (US07922777-20110412-C00004.png)
BE (1)	BE498138A (US07922777-20110412-C00004.png)
CH (1)	CH297626A (US07922777-20110412-C00004.png)
DE (1)	DE868924C (US07922777-20110412-C00004.png)
FR (1)	FR1012472A (US07922777-20110412-C00004.png)
GB (1)	GB748752A (US07922777-20110412-C00004.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE567179A (US07922777-20110412-C00004.png) *	1952-07-01

0
- BE BE498138D patent/BE498138A/xx unknown
1949
- 1949-10-03 FR FR1012472D patent/FR1012472A/fr not_active Expired
1950
- 1950-09-22 DE DEI2031A patent/DE868924C/de not_active Expired
- 1950-09-28 CH CH297626D patent/CH297626A/fr unknown
- 1950-09-29 GB GB23879/50A patent/GB748752A/en not_active Expired
- 1950-09-30 US US187718A patent/US2660620A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
DE868924C (de)	1953-03-02
CH297626A (fr)	1954-03-31
US2660620A (en)	1953-11-24
GB748752A (en)	1956-05-09
FR1012472A (fr)	1952-07-10

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