FR2262443A1 - - Google Patents

Info

Publication number
FR2262443A1
FR2262443A1 FR7505171A FR7505171A FR2262443A1 FR 2262443 A1 FR2262443 A1 FR 2262443A1 FR 7505171 A FR7505171 A FR 7505171A FR 7505171 A FR7505171 A FR 7505171A FR 2262443 A1 FR2262443 A1 FR 2262443A1
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.)
Granted
Application number
FR7505171A
Other languages
French (fr)
Other versions
FR2262443B1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nederlanden Staat
Original Assignee
Nederlanden Staat
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.)
Filing date
Publication date
Application filed by Nederlanden Staat filed Critical Nederlanden Staat
Publication of FR2262443A1 publication Critical patent/FR2262443A1/fr
Application granted granted Critical
Publication of FR2262443B1 publication Critical patent/FR2262443B1/fr
Expired 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
    • H03H9/54—Filters comprising resonators of piezo-electric or electrostrictive material
    • H03H9/542—Filters comprising resonators of piezo-electric or electrostrictive material including passive elements

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
FR7505171A 1974-02-21 1975-02-19 Expired FR2262443B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7402388A NL178380C (en) 1974-02-21 1974-02-21 PIEZO ELECTRIC FILTER.

Publications (2)

Publication Number Publication Date
FR2262443A1 true FR2262443A1 (en) 1975-09-19
FR2262443B1 FR2262443B1 (en) 1977-04-15

Family

ID=19820800

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7505171A Expired FR2262443B1 (en) 1974-02-21 1975-02-19

Country Status (6)

Country Link
JP (1) JPS50120237A (en)
DE (1) DE2506408C2 (en)
FR (1) FR2262443B1 (en)
GB (1) GB1504333A (en)
NL (1) NL178380C (en)
SE (1) SE407651B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5297039U (en) * 1976-01-17 1977-07-20

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3585537A (en) * 1969-02-10 1971-06-15 Bell Telephone Labor Inc Electric wave filters

Also Published As

Publication number Publication date
NL7402388A (en) 1975-08-25
SE407651B (en) 1979-04-02
SE7501802A (en) 1975-08-22
GB1504333A (en) 1978-03-22
SE7501802L (en) 1975-08-22
JPS50120237A (en) 1975-09-20
NL178380C (en) 1986-03-03
FR2262443B1 (en) 1977-04-15
DE2506408A1 (en) 1975-08-28
NL178380B (en) 1985-10-01
DE2506408C2 (en) 1985-09-26

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Legal Events

Date Code Title Description
ST Notification of lapse