CH310629A - Elektrischer Filtervierpol. - Google Patents

Elektrischer Filtervierpol.

Info

Publication number: CH310629A
Authority: CH; Switzerland
Prior art keywords: electric filter; filter quadrupole; quadrupole; electric; filter
Prior art date: 1952-01-18

Application number

Other languages

English (en)

Inventor

Gloeilampenfabrieken N Philips

Original Assignee

Philips Nv

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.)

1952-01-18

Filing date

1953-01-16

Publication date

1955-10-31

1953-01-16 Application filed by Philips Nv filed Critical Philips Nv

1955-10-31 Publication of CH310629A publication Critical patent/CH310629A/de

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/62—Filters comprising resonators of magnetostrictive material

Landscapes

Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Filters And Equalizers (AREA)
Oscillators With Electromechanical Resonators (AREA)

CH310629D 1952-01-18 1953-01-16 Elektrischer Filtervierpol. CH310629A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL310629X		1952-01-18

Publications (1)

Publication Number	Publication Date
CH310629A true CH310629A (de)	1955-10-31

Family

ID=19783624

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH310629D CH310629A (de)	1952-01-18	1953-01-16	Elektrischer Filtervierpol.

Country Status (7)

Country	Link
US (1)	US2756395A (de)
BE (1)	BE516967A (de)
CH (1)	CH310629A (de)
DE (1)	DE968967C (de)
FR (1)	FR1078443A (de)
GB (1)	GB718953A (de)
NL (2)	NL85495C (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL283485A (de) *	1961-09-22

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1672968A (en) *	1922-12-30	1928-06-12	Western Electric Co	Transmission circuits
US1624655A (en) *	1926-10-18	1927-04-12	Alfred W Bruce	Locomotive boiler
US2018358A (en) *	1931-09-24	1935-10-22	Rca Corp	Filter
US1967249A (en) *	1933-01-26	1934-07-24	Bell Telephone Labor Inc	High frequency amplifier
CH197694A (de) *	1935-07-02	1938-05-15	Bell Telephone Mfg	Elektrisches Wellenfilter.
US2187805A (en) *	1936-11-30	1940-01-23	Rca Corp	High impedance band pass filter
US2166359A (en) *	1937-03-30	1939-07-18	Bell Telephone Labor Inc	Magnetostrictive device
NL144735B (nl) *	1948-07-16		Miles Lab	Werkwijze ter bereiding van een preparaat voor het aantonen van ureum in een vloeistof en hieruit verkregen gevormd preparaat.
US2660712A (en) *	1949-07-27	1953-11-24	Rca Corp	Band pass filter

0
- NL NL7414381.A patent/NL166788B/xx unknown
- NL NL85495D patent/NL85495C/xx active
- BE BE516967D patent/BE516967A/xx unknown
1953
- 1953-01-02 US US329400A patent/US2756395A/en not_active Expired - Lifetime
- 1953-01-15 DE DEN6627A patent/DE968967C/de not_active Expired
- 1953-01-15 GB GB1238/53A patent/GB718953A/en not_active Expired
- 1953-01-16 CH CH310629D patent/CH310629A/de unknown
- 1953-01-16 FR FR1078443D patent/FR1078443A/fr not_active Expired

Also Published As

Publication number	Publication date
GB718953A (en)	1954-11-24
DE968967C (de)	1958-04-10
FR1078443A (fr)	1954-11-18
NL166788B (nl)
US2756395A (en)	1956-07-24
NL85495C (de)
BE516967A (de)

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