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经营范围
发明名称
DOME TYPE DIAPHRAGM FOR SPEAKER
摘要
申请公布号
JPS6282900(A)
申请公布日期
1987.04.16
申请号
JP19850224542
申请日期
1985.10.08
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
KAKIUCHI YOSHIHIKO
分类号
H04R7/02;H04R7/12
主分类号
H04R7/02
代理机构
代理人
主权项
地址
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