BE415214A - - Google Patents

Info

Publication number
BE415214A
BE415214A BE415214DA BE415214A BE 415214 A BE415214 A BE 415214A BE 415214D A BE415214D A BE 415214DA BE 415214 A BE415214 A BE 415214A
Authority
BE
Belgium
Prior art keywords
tube
membrane
sound
acoustic
spark
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE415214A publication Critical patent/BE415214A/fr

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
BE415214D BE415214A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
BE415214A true BE415214A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=78378

Family Applications (1)

Application Number Title Priority Date Filing Date
BE415214D BE415214A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
BE (1) BE415214A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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