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Patents Grants
last 30 patents
Information
Patent Grant
Earphone
Patent number
D801951
Issue date
Nov 7, 2017
Shenzhen Aerospace Golden Shine Technology Co., Ltd
Qingshan Bao
D14 - Recording, communication, or information retrieval equipment
Patents Applications
last 30 patents
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Patent Application
Low-Power-Consumption Active Noise-Reduction In-Ear Music Earphone...
Publication number
20180025719
Publication date
Jan 25, 2018
Shenzhen Aerospace Golden Shine Technology Co., Ltd
Qingshan Bao
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Low-Power-Consumption Active Noise-Reduction In-Ear Music Headphone...
Publication number
20160365083
Publication date
Dec 15, 2016
SHENZHEN AEROSPACE GOLDEN SHINE TECHNOLOGY CO.,LTD.
Qingshan Bao
G10 - MUSICAL INSTRUMENTS ACOUSTICS
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