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发明名称
FABRIC FILTER
摘要
申请公布号
CA355504(A)
申请公布日期
1936.01.21
申请号
CAD355504
申请日期
申请人
F. W. MANNING CO.
发明人
JOHN BARNES GOODWIN
分类号
主分类号
代理机构
代理人
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