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经营范围
发明名称
Porte creuse
摘要
申请公布号
FR908592(A)
申请公布日期
1946.04.12
申请号
FRD908592
申请日期
1945.01.02
申请人
ETABLISSEMENTS ROUGIER & FILS
发明人
分类号
E06B3/82
主分类号
E06B3/82
代理机构
代理人
主权项
地址
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