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发明名称
Improvements in the manufacture and production of condensation products having tanning action
摘要
申请公布号
GB494042(A)
申请公布日期
1938.10.19
申请号
GB19370020360
申请日期
1937.07.22
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
分类号
C14C3/20
主分类号
C14C3/20
代理机构
代理人
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