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发明名称
Perfectionnements aux serre-joints
摘要
申请公布号
FR838619(A)
申请公布日期
1939.03.10
申请号
FRD838619
申请日期
1938.05.31
申请人
发明人
LABAUDINIERE MARCEL
分类号
E04G17/12
主分类号
E04G17/12
代理机构
代理人
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