FR1314561A - Acoustic signaling device - Google Patents

Acoustic signaling device

Info

Publication number
FR1314561A
FR1314561A FR880664A FR880664A FR1314561A FR 1314561 A FR1314561 A FR 1314561A FR 880664 A FR880664 A FR 880664A FR 880664 A FR880664 A FR 880664A FR 1314561 A FR1314561 A FR 1314561A
Authority
FR
France
Prior art keywords
signaling device
acoustic signaling
acoustic
signaling
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
FR880664A
Other languages
French (fr)
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.)
SOC TECH DE RECH IND
Technique de Recherches Industrielles et Mecaniques
Original Assignee
SOC TECH DE RECH IND
Technique de Recherches Industrielles et Mecaniques
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 SOC TECH DE RECH IND, Technique de Recherches Industrielles et Mecaniques filed Critical SOC TECH DE RECH IND
Priority to FR880664A priority Critical patent/FR1314561A/en
Application granted granted Critical
Publication of FR1314561A publication Critical patent/FR1314561A/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
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/04—Sound-producing devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42D—BLASTING
    • F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
    • F42D1/02—Arranging blasting cartridges to form an assembly

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • General Engineering & Computer Science (AREA)
FR880664A 1961-12-01 1961-12-01 Acoustic signaling device Expired FR1314561A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR880664A FR1314561A (en) 1961-12-01 1961-12-01 Acoustic signaling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR880664A FR1314561A (en) 1961-12-01 1961-12-01 Acoustic signaling device

Publications (1)

Publication Number Publication Date
FR1314561A true FR1314561A (en) 1963-01-11

Family

ID=8767864

Family Applications (1)

Application Number Title Priority Date Filing Date
FR880664A Expired FR1314561A (en) 1961-12-01 1961-12-01 Acoustic signaling device

Country Status (1)

Country Link
FR (1) FR1314561A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1294843B (en) * 1964-11-27 1969-05-08 Burndept Electronics Ltd Radio signal buoy

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1294843B (en) * 1964-11-27 1969-05-08 Burndept Electronics Ltd Radio signal buoy

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