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发明名称
Method and mechanism for lubricating locomotive-driving-rod journals
摘要
申请公布号
US1784405(A)
申请公布日期
1930.12.09
申请号
US19270204167
申请日期
1927.07.08
申请人
STONE WILLIAMS ROGER
发明人
WILLIAMS ROGER STONE
分类号
F16N21/00
主分类号
F16N21/00
代理机构
代理人
主权项
地址
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