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发明名称
RUBBER PRESERVATIVE
摘要
申请公布号
CA304399(A)
申请公布日期
1930.09.30
申请号
CAD304399
申请日期
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
WALTER KROPP;LEO ROSENTHAL
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主分类号
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