BE493980A - - Google Patents

Info

Publication number: BE493980A
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.)

1949-02-22

Publication of BE493980A publication Critical patent/BE493980A/xx

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)

BE493980D 1949-02-22 BE493980A (US06291589-20010918-C00001.png)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR1011499T		1949-02-22

Publications (1)

Publication Number	Publication Date
BE493980A true BE493980A (US06291589-20010918-C00001.png)

Family

ID=9569994

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE493980D BE493980A (US06291589-20010918-C00001.png)	1949-02-22

Country Status (3)

Country	Link
BE (1)	BE493980A (US06291589-20010918-C00001.png)
CH (1)	CH295547A (US06291589-20010918-C00001.png)
FR (1)	FR1011499A (US06291589-20010918-C00001.png)

0
- BE BE493980D patent/BE493980A/xx unknown
1949
- 1949-02-22 FR FR1011499D patent/FR1011499A/fr not_active Expired
1950
- 1950-02-22 CH CH295547D patent/CH295547A/fr unknown

Also Published As

Publication number	Publication date
CH295547A (fr)	1953-12-31
FR1011499A (fr)	1952-06-23

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