Wind sound device

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Bibliographic Details
Main Author	TAN, GUO-QING
Format	Patent
Language	Chinese English
Published	01.02.2021
Subjects	ACOUSTICS ACOUSTICS NOT OTHERWISE PROVIDED FOR METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING,NOISE OR OTHER ACOUSTIC WAVES IN GENERAL MUSICAL INSTRUMENTS PHYSICS SOUND-PRODUCING DEVICES
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Bibliography:	Application Number: TW20209212993U