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发明名称
Filter cloth
摘要
申请公布号
US2551175(A)
申请公布日期
1951.05.01
申请号
US19490125543
申请日期
1949.11.04
申请人
SMITH EDMUND G
发明人
SMITH EDMUND G.
分类号
B01D39/08
主分类号
B01D39/08
代理机构
代理人
主权项
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