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发明名称
LOUDSPEAKER GRILLES
摘要
申请公布号
GB2068679(B)
申请公布日期
1983.06.08
申请号
GB19810000252
申请日期
1981.01.06
申请人
LOUDSPEAKERS LTD B & W
发明人
分类号
H04R1/02;(IPC1-7):H04R1/02
主分类号
H04R1/02
代理机构
代理人
主权项
地址
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