FR394745A - Trompe électrique avertisseur - Google Patents

Trompe électrique avertisseur

Info

Publication number
FR394745A
FR394745A FR394745DA FR394745A FR 394745 A FR394745 A FR 394745A FR 394745D A FR394745D A FR 394745DA FR 394745 A FR394745 A FR 394745A
Authority
FR
France
Prior art keywords
horn
electric
electric horn
horn horn
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
Clement Ropiquet
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR394745A publication Critical patent/FR394745A/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
    • G10K9/10—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by mechanical means only

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR394745D 1907-12-05 1907-12-05 Trompe électrique avertisseur Expired FR394745A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR394745T 1907-12-05

Publications (1)

Publication Number Publication Date
FR394745A true FR394745A (fr) 1909-01-30

Family

ID=1439962

Family Applications (1)

Application Number Title Priority Date Filing Date
FR394745D Expired FR394745A (fr) 1907-12-05 1907-12-05 Trompe électrique avertisseur

Country Status (1)

Country Link
FR (1) FR394745A (fr)

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