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经营范围
发明名称
Art of lubrication
摘要
申请公布号
US2061328(A)
申请公布日期
1936.11.17
申请号
US19340736612
申请日期
1934.07.23
申请人
PENNIMAN WILLIAM B D
发明人
PENNIMAN WILLIAM B. D.
分类号
C10M101/02;C10M129/38;C10M171/00
主分类号
C10M101/02
代理机构
代理人
主权项
地址
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