FR478106A - Trompe électrique - Google Patents

Trompe électrique

Info

Publication number
FR478106A
FR478106A FR478106DA FR478106A FR 478106 A FR478106 A FR 478106A FR 478106D A FR478106D A FR 478106DA FR 478106 A FR478106 A FR 478106A
Authority
FR
France
Prior art keywords
electric horn
horn
electric
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
Louis-Auguste Chollet
Fernand-Maurice Garnier
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.)
FERNAND MAURICE GARNIER
LOUIS AUGUSTE CHOLLET
Original Assignee
FERNAND MAURICE GARNIER
LOUIS AUGUSTE CHOLLET
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 FERNAND MAURICE GARNIER, LOUIS AUGUSTE CHOLLET filed Critical FERNAND MAURICE GARNIER
Application granted granted Critical
Publication of FR478106A publication Critical patent/FR478106A/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
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/13—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
    • G10K9/15—Self-interrupting arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR478106D 1914-07-17 1914-07-17 Trompe électrique Expired FR478106A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR478106T 1914-07-17

Publications (1)

Publication Number Publication Date
FR478106A true FR478106A (fr) 1915-11-24

Family

ID=1515669

Family Applications (1)

Application Number Title Priority Date Filing Date
FR478106D Expired FR478106A (fr) 1914-07-17 1914-07-17 Trompe électrique

Country Status (1)

Country Link
FR (1) FR478106A (fr)

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