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经营范围
发明名称
SPEAKER FRAME
摘要
申请公布号
KR910006197(Y1)
申请公布日期
1991.08.19
申请号
KR19890002904U
申请日期
1989.03.15
申请人
YOUNG JIN TELECOMMUNICATION CO.,LTD.
发明人
YUN KI-BYUNG
分类号
H04R1/00;H04R1/02;(IPC1-7):H04R1/00
主分类号
H04R1/00
代理机构
代理人
主权项
地址
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