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发明名称
MULTI DIRECTION SPEAKER SYSTEM
摘要
申请公布号
AU3202177(A)
申请公布日期
1979.06.28
申请号
AU19770032021
申请日期
1977.12.22
申请人
MAXWELL, R.G.
发明人
ROBERT GEORGE MAXWELL
分类号
H04R3/14;H04R5/02
主分类号
H04R3/14
代理机构
代理人
主权项
地址
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