FR2321737B1 - - Google Patents

Info

Publication number
FR2321737B1
FR2321737B1 FR7525885A FR7525885A FR2321737B1 FR 2321737 B1 FR2321737 B1 FR 2321737B1 FR 7525885 A FR7525885 A FR 7525885A FR 7525885 A FR7525885 A FR 7525885A FR 2321737 B1 FR2321737 B1 FR 2321737B1
Authority
FR
France
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
FR7525885A
Other languages
French (fr)
Other versions
FR2321737A1 (fr
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
Priority to FR7525885A priority Critical patent/FR2321737A1/fr
Publication of FR2321737A1 publication Critical patent/FR2321737A1/fr
Application granted granted Critical
Publication of FR2321737B1 publication Critical patent/FR2321737B1/fr
Granted 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
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/13—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
FR7525885A 1975-08-21 1975-08-21 Generateur sonore electromagnetique a membrane Granted FR2321737A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7525885A FR2321737A1 (fr) 1975-08-21 1975-08-21 Generateur sonore electromagnetique a membrane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7525885A FR2321737A1 (fr) 1975-08-21 1975-08-21 Generateur sonore electromagnetique a membrane

Publications (2)

Publication Number Publication Date
FR2321737A1 FR2321737A1 (fr) 1977-03-18
FR2321737B1 true FR2321737B1 (enrdf_load_stackoverflow) 1977-12-16

Family

ID=9159243

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7525885A Granted FR2321737A1 (fr) 1975-08-21 1975-08-21 Generateur sonore electromagnetique a membrane

Country Status (1)

Country Link
FR (1) FR2321737A1 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR2321737A1 (fr) 1977-03-18

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Legal Events

Date Code Title Description
ST Notification of lapse