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发明名称
Detachable filter cover
摘要
申请公布号
US1805455(A)
申请公布日期
1931.05.12
申请号
US19280298843
申请日期
1928.08.10
申请人
A C SPARK PLUG COMPANY
发明人
STERLING LEROY P.
分类号
B01D35/30
主分类号
B01D35/30
代理机构
代理人
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地址
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