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发明名称
Lubricating means and method
摘要
申请公布号
US1883281(A)
申请公布日期
1932.10.18
申请号
US19300443991
申请日期
1930.04.14
申请人
ALEMITE CORPORATION
发明人
ZERK OSCAR U.
分类号
F16N3/12
主分类号
F16N3/12
代理机构
代理人
主权项
地址
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