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经营范围
发明名称
Self-cleaning air filter
摘要
申请公布号
GB676510(A)
申请公布日期
1952.07.30
申请号
GB19510028909
申请日期
1950.09.19
申请人
PULVERIZING MACHINERY COMPANY
发明人
SHELDON WILLIAM MALLORY
分类号
B01D46/00;B01D46/02;B01D46/04
主分类号
B01D46/00
代理机构
代理人
主权项
地址
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