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经营范围
发明名称
Trémie-compteur à céréales
摘要
申请公布号
FR749303(A)
申请公布日期
1933.07.22
申请号
FRD749303
申请日期
1932.11.22
申请人
发明人
PRADAL PIERRE
分类号
B02C11/04
主分类号
B02C11/04
代理机构
代理人
主权项
地址
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