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发明名称
Perfectionnements aux turbines à air servant au nettoyage et au triage des grains
摘要
申请公布号
FR828751(A)
申请公布日期
1938.05.30
申请号
FRD828751
申请日期
1937.11.06
申请人
EMILE MAROT
发明人
分类号
B02B3/00
主分类号
B02B3/00
代理机构
代理人
主权项
地址
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