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经营范围
发明名称
Improvements relating to air filters
摘要
申请公布号
GB600305(A)
申请公布日期
1948.04.06
申请号
GB19440001875
申请日期
1944.02.01
申请人
AIR MAZE CORPORATION
发明人
分类号
B01D39/12;F02M35/024
主分类号
B01D39/12
代理机构
代理人
主权项
地址
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