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发明名称
Air cleaner
摘要
申请公布号
US2586243(A)
申请公布日期
1952.02.19
申请号
US19500145483
申请日期
1950.02.21
申请人
MCDOUGALL GEORGE F
发明人
MCDOUGALL GEORGE F.
分类号
F02M35/022
主分类号
F02M35/022
代理机构
代理人
主权项
地址
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