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发明名称
Wasserbestaendige Schmierfette
摘要
申请公布号
DE821989(C)
申请公布日期
1951.11.22
申请号
DE1950N000619
申请日期
1950.03.14
申请人
N.V. DE BATAAFSCHE PETROLEUM MAATSCHAPPIJ
发明人
PETERSON WALTER HOWARD
分类号
主分类号
代理机构
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