FR2176919B1 - - Google Patents

Info

Publication number: FR2176919B1
Authority: FR; France
Legal status (The legal status 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 status listed.): Expired - Fee Related

Application number

FR7309875A

Other versions

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.)

1972-03-23

Filing date

1973-03-20

Publication of FR2176919B1 publication Critical patent/FR2176919B1/fr

1973-03-20 Application filed filed Critical

1973-11-02 Publication of FR2176919A1 publication Critical patent/FR2176919A1/fr

1993-03-20 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

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
- H03H9/48—Coupling means therefor
- H03H9/50—Mechanical coupling means

Landscapes

Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)

FR7309875A 1972-03-23 1973-03-20 Expired - Fee Related FR2176919B1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2214252A DE2214252C3 (de)	1972-03-23	1972-03-23	Bandfilter fur elektrische Schwingungen

Publications (2)

Publication Number	Publication Date
FR2176919B1 true FR2176919B1 (fr)
FR2176919A1 FR2176919A1 (fr)	1973-11-02

Family

ID=5839961

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7309875A Expired - Fee Related FR2176919B1 (fr)	1972-03-23	1973-03-20

Country Status (14)

Country	Link
US (1)	US3792382A (fr)
JP (1)	JPS498149A (fr)
AT (1)	AT333852B (fr)
BE (1)	BE797253A (fr)
BR (1)	BR7302121D0 (fr)
CA (1)	CA984926A (fr)
DE (1)	DE2214252C3 (fr)
FR (1)	FR2176919B1 (fr)
GB (1)	GB1424688A (fr)
IL (1)	IL41649A (fr)
IT (1)	IT982584B (fr)
NL (1)	NL159836B (fr)
SE (1)	SE386033B (fr)
YU (1)	YU36579B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3858127A (en) *	1973-12-10	1974-12-31	Rockwell International Corp	Stable and compact low frequency filter
JPS5176057A (ja) *	1974-12-04	1976-07-01	Nippon Telegraph & Telephone	Nejiremoodoomochiitajukyokugatamekanikarufuiruta
US3983516A (en) *	1975-08-25	1976-09-28	Rockwell International Corporation	Longitudinal-mode mechanical bandpass filter
JPS5228245A (en) *	1975-08-28	1977-03-03	Nec Corp	Mechanical filter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE622704A (fr) *	1961-09-22
DE1541975C3 (de) *	1967-05-12	1975-03-06	Siemens Ag, 1000 Berlin U. 8000 Muenchen	Elektromechanisches Bandfilter

1972
- 1972-03-23 DE DE2214252A patent/DE2214252C3/de not_active Expired
1973
- 1973-02-19 GB GB796573A patent/GB1424688A/en not_active Expired
- 1973-02-28 IL IL41649A patent/IL41649A/xx unknown
- 1973-03-01 CA CA165,010A patent/CA984926A/en not_active Expired
- 1973-03-09 AT AT211373A patent/AT333852B/de not_active IP Right Cessation
- 1973-03-16 YU YU00717/73A patent/YU36579B/xx unknown
- 1973-03-19 US US00342491A patent/US3792382A/en not_active Expired - Lifetime
- 1973-03-20 FR FR7309875A patent/FR2176919B1/fr not_active Expired - Fee Related
- 1973-03-22 IT IT21956/73A patent/IT982584B/it active
- 1973-03-22 SE SE7304058A patent/SE386033B/xx unknown
- 1973-03-23 BE BE129196A patent/BE797253A/fr unknown
- 1973-03-23 JP JP48033401A patent/JPS498149A/ja active Pending
- 1973-03-23 NL NL7304082.A patent/NL159836B/xx not_active IP Right Cessation
- 1973-03-23 BR BR732121A patent/BR7302121D0/pt unknown

Also Published As

Publication number	Publication date
IL41649A0 (en)	1973-04-30
US3792382A (en)	1974-02-12
DE2214252A1 (de)	1973-10-04
FR2176919A1 (fr)	1973-11-02
AT333852B (de)	1976-12-10
YU36579B (en)	1984-02-29
AU5295873A (en)	1974-09-12
NL7304082A (fr)	1973-09-25
IL41649A (en)	1975-10-15
SE386033B (sv)	1976-07-26
JPS498149A (fr)	1974-01-24
ATA211373A (de)	1976-04-15
BE797253A (fr)	1973-09-24
DE2214252C3 (de)	1980-02-14
BR7302121D0 (pt)	1974-09-24
IT982584B (it)	1974-10-21
YU71773A (en)	1982-02-25
CA984926A (en)	1976-03-02
DE2214252B2 (de)	1979-06-13
GB1424688A (en)	1976-02-11
NL159836B (nl)	1979-03-15

Legal Events

Date	Code	Title	Description
1984-01-20	ST	Notification of lapse

Publication	Publication Date	Title
JPS498149A (fr)	1974-01-24
JPS5245486B2 (fr)	1977-11-16
CS156928B1 (fr)	1974-08-23
CS174976B1 (fr)	1977-04-29
JPS495048U (fr)	1974-01-17
JPS49100218U (fr)	1974-08-29
JPS48103287U (fr)	1973-12-03
CS155435B1 (fr)	1974-05-30
CS156048B1 (fr)	1974-06-24
CS156323B1 (fr)	1974-07-24
CS157415B1 (fr)	1974-09-16
CS153953B1 (fr)	1974-03-29
CS157375B1 (fr)	1974-09-16
CS154774B1 (fr)	1974-04-30
CS174964B1 (fr)	1977-04-29
CS174962B1 (fr)	1977-04-29
CS163901B1 (fr)	1975-11-07
CS163440B1 (fr)	1975-09-15
CS163283B2 (fr)	1975-08-29
CS162936B1 (fr)	1975-07-15
CS162203B1 (fr)	1975-07-15
CS160335B1 (fr)	1975-03-28
CS157568B1 (fr)	1974-09-16
DD100084A1 (fr)	1973-09-05
CH583740A5 (fr)	1977-01-14