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发明名称
FIBROUS ORGANIC MATERIAL
摘要
申请公布号
CA814390(A)
申请公布日期
1969.06.03
申请号
CAD814390
申请日期
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ, N.V.
发明人
WALTER R. HAEFELE
分类号
主分类号
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代理人
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