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发明名称
Improvements in or relating to filters
摘要
申请公布号
GB705618(A)
申请公布日期
1954.03.17
申请号
GB19510025702
申请日期
1951.11.02
申请人
BALDWIN, STAPLES & COMPANY LIMITED;ROBERT DAVID DEBENHAM
发明人
分类号
B01D35/02
主分类号
B01D35/02
代理机构
代理人
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地址
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