FR641352A - Warning device for automobile or other applications - Google Patents

Warning device for automobile or other applications

Info

Publication number
FR641352A
FR641352A FR641352DA FR641352A FR 641352 A FR641352 A FR 641352A FR 641352D A FR641352D A FR 641352DA FR 641352 A FR641352 A FR 641352A
Authority
FR
France
Prior art keywords
automobile
applications
warning device
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
Paul-Victor Fortin
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 FR641352A publication Critical patent/FR641352A/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
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/02—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by gas; e.g. suction operated
    • G10K9/04—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by gas; e.g. suction operated by compressed gases, e.g. compressed air

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR641352D 1927-09-23 1927-09-23 Warning device for automobile or other applications Expired FR641352A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR641352T 1927-09-23

Publications (1)

Publication Number Publication Date
FR641352A true FR641352A (en) 1928-08-02

Family

ID=8998094

Family Applications (1)

Application Number Title Priority Date Filing Date
FR641352D Expired FR641352A (en) 1927-09-23 1927-09-23 Warning device for automobile or other applications

Country Status (1)

Country Link
FR (1) FR641352A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2492740A (en) * 1946-12-26 1949-12-27 Philip G Vondersmith Sound creating device
US5638767A (en) * 1995-01-17 1997-06-17 Bush; Irving M. Handheld warning device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2492740A (en) * 1946-12-26 1949-12-27 Philip G Vondersmith Sound creating device
US5638767A (en) * 1995-01-17 1997-06-17 Bush; Irving M. Handheld warning device

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