LU74963A1 - - Google Patents

Info

Publication number
LU74963A1
LU74963A1 LU74963A LU74963A LU74963A1 LU 74963 A1 LU74963 A1 LU 74963A1 LU 74963 A LU74963 A LU 74963A LU 74963 A LU74963 A LU 74963A LU 74963 A1 LU74963 A1 LU 74963A1
Authority
LU
Luxembourg
Application number
LU74963A
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
Publication of LU74963A1 publication Critical patent/LU74963A1/xx

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K5/00Whistles
    • G10K5/02Ultrasonic whistles

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Surgical Instruments (AREA)
LU74963A 1975-08-22 1976-05-17 LU74963A1 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2537540A DE2537540C3 (de) 1975-08-22 1975-08-22 Statischer Ultraschallgenerator

Publications (1)

Publication Number Publication Date
LU74963A1 true LU74963A1 (sv) 1977-01-18

Family

ID=5954655

Family Applications (1)

Application Number Title Priority Date Filing Date
LU74963A LU74963A1 (sv) 1975-08-22 1976-05-17

Country Status (10)

Country Link
JP (1) JPS5226822A (sv)
BE (1) BE845386A (sv)
DE (1) DE2537540C3 (sv)
DK (1) DK289976A (sv)
FR (1) FR2321736A1 (sv)
IT (1) IT1066986B (sv)
LU (1) LU74963A1 (sv)
NL (1) NL7606843A (sv)
NO (1) NO762560L (sv)
SE (1) SE7608707L (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8925478B2 (en) * 2012-05-01 2015-01-06 Curtis E. Graber Directional isophasic toroidal whistle
CN110730042B (zh) * 2019-07-30 2021-02-19 深圳先进技术研究院 一种通信方法及装置

Also Published As

Publication number Publication date
SE7608707L (sv) 1977-02-23
JPS5226822A (en) 1977-02-28
NO762560L (sv) 1977-02-23
DE2537540C3 (de) 1978-05-18
FR2321736A1 (fr) 1977-03-18
DE2537540A1 (de) 1977-02-24
IT1066986B (it) 1985-03-12
NL7606843A (nl) 1977-02-24
BE845386A (fr) 1976-12-16
DK289976A (da) 1977-02-23
DE2537540B2 (de) 1977-09-01

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