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经营范围
发明名称
Combined gas washing and sludge recovering apparatus
摘要
申请公布号
US1976392(A)
申请公布日期
1934.10.09
申请号
US19320615489
申请日期
1932.06.06
申请人
GRILLI JOHN P
发明人
GRILLI JOHN P.
分类号
B01D47/06
主分类号
B01D47/06
代理机构
代理人
主权项
地址
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