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经营范围
发明名称
Pump bearing and seal assembly lubrication
摘要
申请公布号
US2469846(A)
申请公布日期
1949.05.10
申请号
US19450601480
申请日期
1945.06.25
申请人
THOMPSON PRODUCTS, INC.
发明人
ROTH JAY M.;MAHLER WILLIAM C.
分类号
F04D29/06;F16J15/38;F16N15/04
主分类号
F04D29/06
代理机构
代理人
主权项
地址
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