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发明名称
FLAT MONOPOLE LOUDSPEAKER
摘要
申请公布号
GB2265519(A)
申请公布日期
1993.09.29
申请号
GB19920005973
申请日期
1992.03.19
申请人
JONATHAN NEIL * SMITH
发明人
JONATHAN NEIL * SMITH
分类号
H04R3/04;H04R3/08
主分类号
H04R3/04
代理机构
代理人
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地址
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