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发明名称
Planar board diaphragm for electro-acoustic transducers
摘要
申请公布号
GB2257600(B)
申请公布日期
1995.01.11
申请号
GB19910014907
申请日期
1991.07.10
申请人
YE-MING * TSAO
发明人
YE-MING * TSAO
分类号
H04R7/04;(IPC1-7):H04R7/04
主分类号
H04R7/04
代理机构
代理人
主权项
地址
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