FR863831A - Sélecteur acoustique - Google Patents

Sélecteur acoustique

Info

Publication number
FR863831A
FR863831A FR863831DA FR863831A FR 863831 A FR863831 A FR 863831A FR 863831D A FR863831D A FR 863831DA FR 863831 A FR863831 A FR 863831A
Authority
FR
France
Prior art keywords
selector
acoustic
acoustic selector
Prior art date
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
Application number
Other languages
English (en)
Inventor
Henri Souciet
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 filed Critical
Application granted granted Critical
Publication of FR863831A publication Critical patent/FR863831A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • G01H3/04—Frequency
    • G01H3/08—Analysing frequencies present in complex vibrations, e.g. comparing harmonics present

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR863831D 1939-10-13 1939-10-13 Sélecteur acoustique Expired FR863831A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR863831T 1939-10-13

Publications (1)

Publication Number Publication Date
FR863831A true FR863831A (fr) 1941-04-10

Family

ID=9343448

Family Applications (1)

Application Number Title Priority Date Filing Date
FR863831D Expired FR863831A (fr) 1939-10-13 1939-10-13 Sélecteur acoustique

Country Status (1)

Country Link
FR (1) FR863831A (fr)

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