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经营范围
发明名称
FOLDING LADDER
摘要
申请公布号
EP0310884(B1)
申请公布日期
1992.04.22
申请号
EP19880115651
申请日期
1988.09.23
申请人
COLLET, DIETER
发明人
COLLET, DIETER;FREIWALD, EMIL
分类号
E06C1/383
主分类号
E06C1/383
代理机构
代理人
主权项
地址
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