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发明名称
Lubricating system
摘要
申请公布号
US2039469(A)
申请公布日期
1936.05.05
申请号
US19340730021
申请日期
1934.06.11
申请人
WILLIAMS WALTER W
发明人
WILLIAMS WALTER W.
分类号
F16N7/22;F16N7/36
主分类号
F16N7/22
代理机构
代理人
主权项
地址
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