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发明名称
Dust filter
摘要
申请公布号
US2495635(A)
申请公布日期
1950.01.24
申请号
US19460683018
申请日期
1946.07.12
申请人
HERSEY JR HENRY J
发明人
JR. HENRY J. HERSEY,
分类号
B01D46/02;B01D46/04
主分类号
B01D46/02
代理机构
代理人
主权项
地址
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