NL37480C - - Google Patents

Info

Publication number: NL37480C
Authority: NL; Netherlands

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.)

1932-09-03

Publication of NL37480C publication Critical patent/NL37480C/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

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Noise Elimination (AREA)
Interface Circuits In Exchanges (AREA)
Near-Field Transmission Systems (AREA)

NL37480D 1932-09-03 NL37480C (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB24631/32A GB408300A (en)	1932-09-03	1932-09-03	Improvements in or relating to two-way telephone and like electrical systems

Publications (1)

Publication Number	Publication Date
NL37480C true NL37480C (enrdf_load_html_response)

Family

ID=10214744

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL37480D NL37480C (enrdf_load_html_response)	1932-09-03

Country Status (5)

Country	Link
US (1)	US1992833A (enrdf_load_html_response)
DE (1)	DE623827C (enrdf_load_html_response)
FR (1)	FR761604A (enrdf_load_html_response)
GB (2)	GB408329A (enrdf_load_html_response)
NL (1)	NL37480C (enrdf_load_html_response)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2511948A (en) *		1950-06-20		Hybrid circuit
NL80719C (enrdf_load_html_response) *	1949-10-11
DE1062748B (de) *	1956-02-29	1959-08-06	Siemens Ag	Einrichtung zur Vermeidung unerwuenschter Rueckkopplungen bei UEbertragungssystemen

0
- NL NL37480D patent/NL37480C/xx active
- DE DENDAT623827D patent/DE623827C/de active Active
1932
- 1932-09-03 GB GB6796/34A patent/GB408329A/en not_active Expired
- 1932-09-03 GB GB24631/32A patent/GB408300A/en not_active Expired
1933
- 1933-09-02 FR FR761604D patent/FR761604A/fr not_active Expired
- 1933-09-21 US US690320A patent/US1992833A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US1992833A (en)	1935-02-26
FR761604A (fr)	1934-03-23
GB408300A (en)	1934-04-03
GB408329A (en)	1934-04-03
DE623827C (enrdf_load_html_response)

Similar Documents

Publication	Publication Date	Title
FR754055A (enrdf_load_html_response)	1933-10-30
FR747600A (enrdf_load_html_response)	1933-06-19
FR717859A (enrdf_load_html_response)	1932-01-15
FR754330A (enrdf_load_html_response)	1933-11-03
BE388103A (enrdf_load_html_response)
BE388245A (enrdf_load_html_response)
BE386031A (enrdf_load_html_response)
BE385896A (enrdf_load_html_response)	1932-02-29
BE385773A (enrdf_load_html_response)
NL35035C (enrdf_load_html_response)	1934-10-15
NL31810C (enrdf_load_html_response)
NL37480C (enrdf_load_html_response)
BE386291A (enrdf_load_html_response)	1932-03-31
BE385407A (enrdf_load_html_response)
BE386363A (enrdf_load_html_response)	1932-03-31
BE387832A (enrdf_load_html_response)
BE391689A (enrdf_load_html_response)
BE388289A (enrdf_load_html_response)	1932-06-30
BE388263A (enrdf_load_html_response)	1932-06-30
BE388080A (enrdf_load_html_response)
BE388194A (enrdf_load_html_response)
BE388179A (enrdf_load_html_response)
BE388156A (enrdf_load_html_response)
BE388126A (enrdf_load_html_response)
BE387853A (enrdf_load_html_response)