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发明名称
Dispositif de raclage pour centrifugeuse
摘要
申请公布号
FR721225(A)
申请公布日期
1932.03.01
申请号
FRD721225
申请日期
1931.08.11
申请人
发明人
MEER GUSTAV TER
分类号
B04B3/04;B04B11/08
主分类号
B04B3/04
代理机构
代理人
主权项
地址
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