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发明名称
Verfahren zur Reinigung gebrauchter Schmieröle.
摘要
申请公布号
AT151990(B)
申请公布日期
1937.12.27
申请号
ATD151990
申请日期
1937.02.20
申请人
KARL LINHART
发明人
KARL LINHART
分类号
主分类号
代理机构
代理人
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地址
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