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last 30 patents
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Patent Application
METHOD AND APPARATUS FOR ELIMINATING SOUND LEAKAGE
Publication number
20240087555
Publication date
Mar 14, 2024
AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
Kejia Liu
G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Patent Application
METHOD AND APPARATUS FOR EMILINATING SOUND LEAKAGE
Publication number
20240089654
Publication date
Mar 14, 2024
AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
Yuheng Jiang
H04 - ELECTRIC COMMUNICATION TECHNIQUE