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经营范围
发明名称
Escalier pliant
摘要
申请公布号
FR1184979(A)
申请公布日期
1959.07.28
申请号
FRD1184979
申请日期
1957.10.22
申请人
发明人
WAGNER JOHANN
分类号
E04F11/06
主分类号
E04F11/06
代理机构
代理人
主权项
地址
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