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发明名称
DIAPHRAGM FOR ACOUSTIC DEVICE
摘要
申请公布号
JPH08140183(A)
申请公布日期
1996.05.31
申请号
JP19940270980
申请日期
1994.11.04
申请人
HOSIDEN CORP
发明人
SAEKI SHINICHI;YUASA HIDEO
分类号
H04R7/12;H04R7/20;(IPC1-7):H04R7/12
主分类号
H04R7/12
代理机构
代理人
主权项
地址
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