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经营范围
发明名称
échelle transformable et pliable à plusieurs usages
摘要
申请公布号
FR1012696(A)
申请公布日期
1952.07.16
申请号
FRD1012696
申请日期
1950.02.11
申请人
发明人
GIRAUDET LAURENT
分类号
E06C1/32
主分类号
E06C1/32
代理机构
代理人
主权项
地址
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