FR474297A - Automobile warning device - Google Patents

Automobile warning device

Info

Publication number
FR474297A
FR474297A FR474297DA FR474297A FR 474297 A FR474297 A FR 474297A FR 474297D A FR474297D A FR 474297DA FR 474297 A FR474297 A FR 474297A
Authority
FR
France
Prior art keywords
warning device
automobile warning
automobile
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
French (fr)
Inventor
Ernest Frot
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.)
ERNEST FROT
Original Assignee
ERNEST FROT
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 ERNEST FROT filed Critical ERNEST FROT
Application granted granted Critical
Publication of FR474297A publication Critical patent/FR474297A/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
    • G10K1/00—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs
    • G10K1/06—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube
    • G10K1/062—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated
    • G10K1/063—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated the sounding member being a bell

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR474297D 1914-06-30 1914-06-30 Automobile warning device Expired FR474297A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR474297T 1914-06-30

Publications (1)

Publication Number Publication Date
FR474297A true FR474297A (en) 1915-02-16

Family

ID=1512280

Family Applications (1)

Application Number Title Priority Date Filing Date
FR474297D Expired FR474297A (en) 1914-06-30 1914-06-30 Automobile warning device

Country Status (1)

Country Link
FR (1) FR474297A (en)

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