FR1041116A - Avertisseur - Google Patents

Avertisseur

Info

Publication number
FR1041116A
FR1041116A FR1041116DA FR1041116A FR 1041116 A FR1041116 A FR 1041116A FR 1041116D A FR1041116D A FR 1041116DA FR 1041116 A FR1041116 A FR 1041116A
Authority
FR
France
Prior art keywords
warning
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
Aristide Poli
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 FR1041116A publication Critical patent/FR1041116A/fr
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
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR1041116D 1951-08-07 1951-08-07 Avertisseur Expired FR1041116A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1041116T 1951-08-07

Publications (1)

Publication Number Publication Date
FR1041116A true FR1041116A (fr) 1953-10-21

Family

ID=9589341

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1041116D Expired FR1041116A (fr) 1951-08-07 1951-08-07 Avertisseur

Country Status (1)

Country Link
FR (1) FR1041116A (fr)

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