In-ear type earphone
XIAO FEN, LIANG GUILI, YANG WENFU, WANG YONGZHENG, RAO XIUFEN, ZENG WANFEN
Year of Publication 20.06.2012
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Year of Publication 20.06.2012
Patent
Anti-oppression circumaural earphone
XIAO FEN, LIANG GUILI, WANG YONGZHENG, YANG WENFU, RAO XIUFEN, ZENG WANFEN
Year of Publication 30.05.2012
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Year of Publication 30.05.2012
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Headphone
XIAO FEN, LIANG GUILI, WANG YONGZHENG, YANG WENFU, RAO XIUFEN, ZENG WANFEN
Year of Publication 04.04.2012
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Year of Publication 04.04.2012
Patent