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发明名称
PIEZOELECTRIC ELECTRIC-ACOUSTIC TRANSDUCER USING PIEZOELECTRIC SINGLE CRYSTAL
摘要
申请公布号
KR20050107071(A)
申请公布日期
2005.11.11
申请号
KR20040032234
申请日期
2004.05.07
申请人
IBULE PHOTONICS
发明人
KIM, SE DUK;LEE, SANG GOO;SHIN, MIN CHEOL
分类号
H04R17/00
主分类号
H04R17/00
代理机构
代理人
主权项
地址
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