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EP0083310B1
(fr)
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Transducteur électro-acoustique
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KR20060109826A
(ko)
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저주파 발진 스피커
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BE338168A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
|
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CN218570448U
(zh)
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一种耐低温扬声器橡胶边音盆
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CN210351624U
(zh)
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一种全频扬声器
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US1931885A
(en)
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Resonance box
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FR2625639A1
(fr)
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Dispositif de fixation pour haut-parleur electrodynamique
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US2837340A
(en)
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Mechanical sound reproducing device
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US1926888A
(en)
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Acoustic device
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US1414801A
(en)
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Acoustic device
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US1436969A
(en)
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Phonograph
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US2819088A
(en)
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Tone arm constructions for phonographs
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JPH04271698A
(ja)
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音響装置
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US1330402A
(en)
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Talking-machine |
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US6185179B1
(en)
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Apparatus and method for recording and playing back sound
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US1270534A
(en)
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Phonograph.
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US1361500A
(en)
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Sound-modulating device
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CH112036A
(fr)
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Diaphragme pour appareil enregistreur ou reproducteur de sons.
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US1276156A
(en)
|
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Sound-reproducing mechanism.
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US1407928A
(en)
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Sound-reproducing device
|
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CH110773A
(fr)
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Boîte de résonance.
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US1217294A
(en)
|
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Diaphragm for sound-reproducers.
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US1681721A
(en)
|
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Apparatus for recording and reproducing sound
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US629963A
(en)
|
|
Gramophone.
|
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BE384601A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
|
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