BE476736A - - Google Patents

Info

Publication number: BE476736A
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.)

1940-01-13

Publication of BE476736A publication Critical patent/BE476736A/xx

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/14—Arrangements providing for calling or supervisory signals

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Interconnected Communication Systems, Intercoms, And Interphones (AREA)

BE476736D 1940-01-13 BE476736A (US07714131-20100511-C00038.png)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB283600X		1940-01-13

Publications (1)

Publication Number	Publication Date
BE476736A true BE476736A (US07714131-20100511-C00038.png)

Family

ID=10274419

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE476736D BE476736A (US07714131-20100511-C00038.png)	1940-01-13

Country Status (4)

Country	Link
BE (1)	BE476736A (US07714131-20100511-C00038.png)
CH (1)	CH283600A (US07714131-20100511-C00038.png)
FR (1)	FR958687A (US07714131-20100511-C00038.png)
GB (1)	GB537966A (US07714131-20100511-C00038.png)

0
- FR FR958687D patent/FR958687A/fr not_active Expired
- BE BE476736D patent/BE476736A/xx unknown
1940
- 1940-01-13 GB GB783/40A patent/GB537966A/en not_active Expired
1947
- 1947-08-12 CH CH283600D patent/CH283600A/fr unknown

Also Published As

Publication number	Publication date
FR958687A (US07714131-20100511-C00038.png)	1950-03-17
GB537966A (en)	1941-07-15
CH283600A (fr)	1952-06-15

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