FR430490A - Improvements to sound horns and other warning devices - Google Patents

Improvements to sound horns and other warning devices

Info

Publication number
FR430490A
FR430490A FR430490DA FR430490A FR 430490 A FR430490 A FR 430490A FR 430490D A FR430490D A FR 430490DA FR 430490 A FR430490 A FR 430490A
Authority
FR
France
Prior art keywords
warning devices
sound horns
horns
sound
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
Miller Reese Hutchison
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 FR430490A publication Critical patent/FR430490A/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
    • G10K9/10—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)
FR430490D 1911-05-02 1911-05-02 Improvements to sound horns and other warning devices Expired FR430490A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR430490T 1911-05-02

Publications (1)

Publication Number Publication Date
FR430490A true FR430490A (en) 1911-10-17

Family

ID=1472726

Family Applications (1)

Application Number Title Priority Date Filing Date
FR430490D Expired FR430490A (en) 1911-05-02 1911-05-02 Improvements to sound horns and other warning devices

Country Status (1)

Country Link
FR (1) FR430490A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4744376A (en) * 1984-12-20 1988-05-17 Gianni Verducci S. R. L. Pocket-container for cosmetic products

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4744376A (en) * 1984-12-20 1988-05-17 Gianni Verducci S. R. L. Pocket-container for cosmetic products

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