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经营范围
发明名称
Perfectionnements aux fiches de classement
摘要
申请公布号
FR1005784(A)
申请公布日期
1952.04.15
申请号
FRD1005784
申请日期
1947.09.23
申请人
发明人
CARRERE RAYMOND DE
分类号
B42F19/00
主分类号
B42F19/00
代理机构
代理人
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