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发明名称
Perfectionnements aux distributeurs d'engrais à fond mouvant
摘要
申请公布号
FR809430(A)
申请公布日期
1937.03.03
申请号
FRD809430
申请日期
1935.11.21
申请人
BILLY ET THOMAS
发明人
分类号
A01C15/18
主分类号
A01C15/18
代理机构
代理人
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