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经营范围
发明名称
CHROME-TANNING
摘要
申请公布号
GB2003498(B)
申请公布日期
1982.05.26
申请号
GB19780034882
申请日期
1978.08.29
申请人
BAYER AG
发明人
分类号
C14C3/06;C14C3/28;(IPC1-7):C14C3/06
主分类号
C14C3/06
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代理人
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