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发明名称
Journal box lubricator
摘要
申请公布号
US2884289(A)
申请公布日期
1959.04.28
申请号
US19560593662
申请日期
1956.06.25
申请人
SOCKELL WILLIAM J
发明人
SOCKELL WILLIAM J.
分类号
B61F17/06
主分类号
B61F17/06
代理机构
代理人
主权项
地址
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