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经营范围
发明名称
Perfectionnements aux dispositifs trayeurs
摘要
申请公布号
FR1052435(A)
申请公布日期
1954.01.25
申请号
FRD1052435
申请日期
1952.03.14
申请人
发明人
DUVAL PIERRE
分类号
A01J5/08
主分类号
A01J5/08
代理机构
代理人
主权项
地址
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