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发明名称
Manufacture of tanning substances
摘要
申请公布号
US2161288(A)
申请公布日期
1939.06.06
申请号
US19370165924
申请日期
1937.09.27
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
FINGADE RUDOLF;HERTLEIN HANS
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