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发明名称
Oil seal structure
摘要
申请公布号
US2593219(A)
申请公布日期
1952.04.15
申请号
US19490115884
申请日期
1949.09.15
申请人
THOMAS HOWARD O
发明人
THOMAS HOWARD O.
分类号
F16J15/00
主分类号
F16J15/00
代理机构
代理人
主权项
地址
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