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发明名称
Method and apparatus for testing lubricating oils
摘要
申请公布号
US2337414(A)
申请公布日期
1943.12.21
申请号
US19390257155
申请日期
1939.02.18
申请人
FRANK RIEBER
发明人
RIEBER FRANK
分类号
G01N33/30
主分类号
G01N33/30
代理机构
代理人
主权项
地址
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