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经营范围
发明名称
Dust collecting system
摘要
申请公布号
US3383840(A)
申请公布日期
1968.05.21
申请号
US19660548937
申请日期
1966.05.10
申请人
RESEARCH-COTTRELL, INC.
发明人
JOHNSON BOB R.;MCCABE ROBERT V.
分类号
B01D46/04
主分类号
B01D46/04
代理机构
代理人
主权项
地址
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