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发明名称
BOLTS FOR CEILING
摘要
申请公布号
KR920002905(Y1)
申请公布日期
1992.05.08
申请号
KR19890006891U
申请日期
1989.05.25
申请人
CHOI, CHANG - WON
发明人
CHOI, CHANG - WON
分类号
E04B9/06;(IPC1-7):E04B9/06
主分类号
E04B9/06
代理机构
代理人
主权项
地址
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