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发明名称
Improvements in or relating to filters for purifying liquids or gases
摘要
申请公布号
GB492464(A)
申请公布日期
1938.09.21
申请号
GB19370015154
申请日期
1937.06.01
申请人
PAUL BELYAVIN
发明人
分类号
B01D29/15;B01D46/00;B01D46/24;B01D46/40
主分类号
B01D29/15
代理机构
代理人
主权项
地址
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