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经营范围
发明名称
SELF CLEANING OIL FILTER
摘要
申请公布号
CA659956(A)
申请公布日期
1963.03.26
申请号
CAD659956
申请日期
申请人
RICHARD E. ABBOTT
发明人
RICHARD E. ABBOTT
分类号
主分类号
代理机构
代理人
主权项
地址
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