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发明名称
Dust separating and collecting machine
摘要
申请公布号
US2500747(A)
申请公布日期
1950.03.14
申请号
US19460639249
申请日期
1946.01.05
申请人
ELLIS ROBERT P
发明人
ELLIS ROBERT P.
分类号
B01D45/14;B01D46/00;B01D46/24;B01D46/48
主分类号
B01D45/14
代理机构
代理人
主权项
地址
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