FR2250230A1 - - Google Patents

Info

Publication number
FR2250230A1
FR2250230A1 FR7339082A FR7339082A FR2250230A1 FR 2250230 A1 FR2250230 A1 FR 2250230A1 FR 7339082 A FR7339082 A FR 7339082A FR 7339082 A FR7339082 A FR 7339082A FR 2250230 A1 FR2250230 A1 FR 2250230A1
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
FR7339082A
Other languages
French (fr)
Other versions
FR2250230B1 (enrdf_load_stackoverflow
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7339082A priority Critical patent/FR2250230B1/fr
Priority to DE19742451926 priority patent/DE2451926A1/de
Priority to GB4745374A priority patent/GB1492947A/en
Publication of FR2250230A1 publication Critical patent/FR2250230A1/fr
Application granted granted Critical
Publication of FR2250230B1 publication Critical patent/FR2250230B1/fr
Priority to US05/813,650 priority patent/US4193473A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/36—Devices for manipulating acoustic surface waves

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Optical Integrated Circuits (AREA)
FR7339082A 1973-11-02 1973-11-02 Expired FR2250230B1 (enrdf_load_stackoverflow)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7339082A FR2250230B1 (enrdf_load_stackoverflow) 1973-11-02 1973-11-02
DE19742451926 DE2451926A1 (de) 1973-11-02 1974-10-31 Stigmatisches brechungssystem
GB4745374A GB1492947A (en) 1973-11-02 1974-11-01 Refractive system for elastic surface waves
US05/813,650 US4193473A (en) 1973-11-02 1977-07-07 Refractive stigmatic system for elastic surface waves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7339082A FR2250230B1 (enrdf_load_stackoverflow) 1973-11-02 1973-11-02

Publications (2)

Publication Number Publication Date
FR2250230A1 true FR2250230A1 (enrdf_load_stackoverflow) 1975-05-30
FR2250230B1 FR2250230B1 (enrdf_load_stackoverflow) 1976-07-23

Family

ID=9127243

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7339082A Expired FR2250230B1 (enrdf_load_stackoverflow) 1973-11-02 1973-11-02

Country Status (3)

Country Link
DE (1) DE2451926A1 (enrdf_load_stackoverflow)
FR (1) FR2250230B1 (enrdf_load_stackoverflow)
GB (1) GB1492947A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2500177A1 (fr) * 1981-02-13 1982-08-20 Thomson Csf Dispositif dioptrique a ondes magnetostatiques

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2372380A1 (fr) * 1976-11-30 1978-06-23 Barbier Benard & Turenne Appareil d'eclairage sans ombres portees
DE3731309A1 (de) * 1987-09-17 1989-03-30 Siemens Ag Oberflaechenwellenanordnung mit konversionsstruktur zur vermeidung unerwuenschter reflektierter wellen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2500177A1 (fr) * 1981-02-13 1982-08-20 Thomson Csf Dispositif dioptrique a ondes magnetostatiques
EP0058587A1 (fr) * 1981-02-13 1982-08-25 Thomson-Csf Dispositif dioptrique à ondes magnétostatiques

Also Published As

Publication number Publication date
DE2451926A1 (de) 1975-05-28
GB1492947A (en) 1977-11-23
FR2250230B1 (enrdf_load_stackoverflow) 1976-07-23

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Legal Events

Date Code Title Description
ST Notification of lapse