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发明名称
DIATOMITE FILTER SYSTEM
摘要
申请公布号
CA578549(A)
申请公布日期
1959.06.30
申请号
CAD578549
申请日期
申请人
INFILCO INCORPORATED
发明人
EVERETT M. BATTEY
分类号
主分类号
代理机构
代理人
主权项
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