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经营范围
发明名称
LADDER
摘要
申请公布号
GB2101189(B)
申请公布日期
1986.05.14
申请号
GB19820018206
申请日期
1982.06.23
申请人
LIVINGSTON * BROWN
发明人
LIVINGSTON * BROWN
分类号
E06C1/12;E06C1/397;E06C7/08;E06C7/50;(IPC1-7):E06C7/08
主分类号
E06C1/12
代理机构
代理人
主权项
地址
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