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经营范围
发明名称
A CLIMBING-PREVENTION LADDER
摘要
申请公布号
KR20050120582(A)
申请公布日期
2005.12.22
申请号
KR20050093705
申请日期
2005.10.06
申请人
KIM, IN SIK
发明人
CHUN, SUNG HO
分类号
E06C1/38;E06C1/383;E06C7/00;(IPC1-7):E06C1/38
主分类号
E06C1/38
代理机构
代理人
主权项
地址
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