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发明名称
Schmiermittel
摘要
申请公布号
DE1137158(B)
申请公布日期
1962.09.27
申请号
DE1961S073639
申请日期
1961.04.24
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ N. V.
发明人
JUN. STEVEN AVEN HERBERT
分类号
主分类号
代理机构
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