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发明名称
VERFAHREN UND VORRICHTUNG ZUM KLASSIEREN VON PULVERTEILCHEN
摘要
申请公布号
AT288286(B)
申请公布日期
1971.01.15
申请号
AT19670010662
申请日期
1967.11.24
申请人
DONALDSON CO INC
发明人
分类号
B04C5/30;B04C5/24
主分类号
B04C5/30
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代理人
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地址
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