FR424329A - Cornet acoustique - Google Patents

Cornet acoustique

Info

Publication number
FR424329A
FR424329A FR424329DA FR424329A FR 424329 A FR424329 A FR 424329A FR 424329D A FR424329D A FR 424329DA FR 424329 A FR424329 A FR 424329A
Authority
FR
France
Prior art keywords
acoustic horn
horn
acoustic
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
Henri-Abraham-Joseph Penin
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.)
HENRI-ABRAHAM-JOSEPH PENIN
Original Assignee
HENRI-ABRAHAM-JOSEPH PENIN
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 HENRI-ABRAHAM-JOSEPH PENIN filed Critical HENRI-ABRAHAM-JOSEPH PENIN
Application granted granted Critical
Publication of FR424329A publication Critical patent/FR424329A/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
    • G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR424329D 1910-03-10 1910-03-10 Cornet acoustique Expired FR424329A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR424329T 1910-03-10

Publications (1)

Publication Number Publication Date
FR424329A true FR424329A (fr) 1911-05-10

Family

ID=1467083

Family Applications (1)

Application Number Title Priority Date Filing Date
FR424329D Expired FR424329A (fr) 1910-03-10 1910-03-10 Cornet acoustique

Country Status (1)

Country Link
FR (1) FR424329A (fr)

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