BE394748A - - Google Patents

Info

Publication number: BE394748A
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.)

1933-02-28

Publication of BE394748A publication Critical patent/BE394748A/xx

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
- H04B3/21—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other using a set of bandfilters

BE394748D 1933-02-28 BE394748A (xx)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB614333A GB415717A (en)	1933-02-28	1933-02-28	Improvements in echo suppressors or other similar blocking arrangements for telephone and like transmission systems

Publications (1)

Publication Number	Publication Date
BE394748A true BE394748A (xx)

Family

ID=9809192

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE394748D BE394748A (xx)	1933-02-28

Country Status (5)

Country	Link
BE (1)	BE394748A (xx)
DE (1)	DE608854C (xx)
FR (1)	FR751748A (xx)
GB (1)	GB415717A (xx)
NL (1)	NL37437C (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE741788C (de) *	1939-01-20	1943-11-17	Telefunken Gmbh	Schaltungsanordnung zur Phasen- und Daempfungsentzerrung von elektrischen UEbertragungssystemen

0
- NL NL37437D patent/NL37437C/xx active
- FR FR751748D patent/FR751748A/fr not_active Expired
- BE BE394748D patent/BE394748A/xx unknown
1932
- 1932-04-26 DE DE1932T0040609 patent/DE608854C/de not_active Expired
1933
- 1933-02-28 GB GB614333A patent/GB415717A/en not_active Expired

Also Published As

Publication number	Publication date
GB415717A (en)	1934-08-28
DE608854C (de)	1935-02-02
FR751748A (xx)	1933-09-07
NL37437C (xx)

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