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发明名称
Lubricant and method of preparing same
摘要
申请公布号
US2382121(A)
申请公布日期
1945.08.14
申请号
US19420462408
申请日期
1942.10.17
申请人
THE PURE OIL COMPANY
发明人
WHITTIER WILLIAM A.
分类号
主分类号
代理机构
代理人
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