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发明名称
DIAPHRAGM FOR SPEAKER
摘要
申请公布号
JPH01181299(A)
申请公布日期
1989.07.19
申请号
JP19880005588
申请日期
1988.01.12
申请人
TORAY IND INC
发明人
NISHINA MASAAKI;SHIMIZU KAZUHARU;HONMA KIYOSHI
分类号
H04R7/02
主分类号
H04R7/02
代理机构
代理人
主权项
地址
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