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经营范围
发明名称
FILTERS
摘要
申请公布号
IE12332(L)
申请公布日期
1932.06.11
申请号
IED12332
申请日期
1931.12.05
申请人
MOTOR IMPROVEMENTS INC.
发明人
分类号
(IPC1-7):B01D29/36
主分类号
(IPC1-7):B01D29/36
代理机构
代理人
主权项
地址
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