BE420362A - - Google Patents

Info

Publication number: BE420362A
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.)

1936-03-31

Publication of BE420362A publication Critical patent/BE420362A/xx

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/30—Signalling arrangements; Manipulation of signalling currents
- H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Monitoring And Testing Of Exchanges (AREA)

BE420362D 1936-03-31 BE420362A (cg-RX-API-DMAC7.html)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR497727X		1936-03-31

Publications (1)

Publication Number	Publication Date
BE420362A true BE420362A (cg-RX-API-DMAC7.html)

Family

ID=8904965

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE420362D BE420362A (cg-RX-API-DMAC7.html)	1936-03-31

Country Status (3)

Country	Link
BE (1)	BE420362A (cg-RX-API-DMAC7.html)
FR (1)	FR815825A (cg-RX-API-DMAC7.html)
GB (1)	GB497727A (cg-RX-API-DMAC7.html)

0
- BE BE420362D patent/BE420362A/xx unknown
1936
- 1936-03-31 FR FR815825D patent/FR815825A/fr not_active Expired
1937
- 1937-03-19 GB GB8189/37A patent/GB497727A/en not_active Expired

Also Published As

Publication number	Publication date
FR815825A (fr)	1937-07-23
GB497727A (en)	1938-12-22

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