FR41701E - Buzzer - Google Patents

Buzzer

Info

Publication number
FR41701E
FR41701E FR41701DA FR41701E FR 41701 E FR41701 E FR 41701E FR 41701D A FR41701D A FR 41701DA FR 41701 E FR41701 E FR 41701E
Authority
FR
France
Prior art keywords
buzzer
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
Gentilhomme
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 FR41701E publication Critical patent/FR41701E/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K7/00Sirens
    • G10K7/06Sirens in which the sound-producing member is driven by a fluid, e.g. by a compressed gas
FR41701D 1930-07-16 1930-07-16 Buzzer Expired FR41701E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR41701T 1930-07-16

Publications (1)

Publication Number Publication Date
FR41701E true FR41701E (en) 1933-03-29

Family

ID=8677832

Family Applications (1)

Application Number Title Priority Date Filing Date
FR41701D Expired FR41701E (en) 1930-07-16 1930-07-16 Buzzer

Country Status (1)

Country Link
FR (1) FR41701E (en)

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