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发明名称
CIRCUIT BOARD FOR MOBILE COMMUNICATION TERMINAL HAVING ULTRASONIC WAVE SPEAKER SYSTEM
摘要
申请公布号
EP1738477(A4)
申请公布日期
2009.12.02
申请号
EP20050789760
申请日期
2005.03.30
申请人
SOLITONIX CO., LTD.
发明人
NA, KYUNG MIN
分类号
H04B1/40
主分类号
H04B1/40
代理机构
代理人
主权项
地址
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