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发明名称
Device for grease packing antifriction bearings
摘要
申请公布号
US2702092(A)
申请公布日期
1955.02.15
申请号
US19530329652
申请日期
1953.01.05
申请人
DOUGLASS FREDERICK F
发明人
DOUGLASS FREDERICK F.
分类号
F16N37/00
主分类号
F16N37/00
代理机构
代理人
主权项
地址
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