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发明名称
MANUFACTURE OF DIAPHRAGM FOR ACOUSTIC TRANSDUCER
摘要
申请公布号
JPH05236591(A)
申请公布日期
1993.09.10
申请号
JP19920061161
申请日期
1992.02.17
申请人
ATSUDEN KK
发明人
UDO YOSHIAKI
分类号
H04R7/02;H04R31/00;(IPC1-7):H04R7/02
主分类号
H04R7/02
代理机构
代理人
主权项
地址
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