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发明名称
Oil changer
摘要
申请公布号
US2536492(A)
申请公布日期
1951.01.02
申请号
US19490127976
申请日期
1949.11.17
申请人
CHOLDUN MANUFACTURING CORPORATION
发明人
DUNN HENRY M.;OLES DAVID
分类号
F17C1/00
主分类号
F17C1/00
代理机构
代理人
主权项
地址
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