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经营范围
发明名称
Lautsprecher mit asymmetrischer Membran
摘要
申请公布号
DE1487382(A1)
申请公布日期
1969.01.02
申请号
DE1966N029445
申请日期
1966.11.03
申请人
NIPPON GAKKI SEIZO KABUSHIKI KAISHA
发明人
MOCHIDA,YASUNORI;KUROKAWA,IKUJI;ISIMURA,KAZUKIYO
分类号
H04R7/04
主分类号
H04R7/04
代理机构
代理人
主权项
地址
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