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发明名称
METHOD FOR FORMING LIMITED AUDIBLE REGION AND ITS SOUNDING DEVICE
摘要
申请公布号
JPH08140179(A)
申请公布日期
1996.05.31
申请号
JP19940270089
申请日期
1994.11.04
申请人
PII PII PII DESIGN:KK
发明人
HINO MASATO
分类号
H04R1/34;(IPC1-7):H04R1/34
主分类号
H04R1/34
代理机构
代理人
主权项
地址
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