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经营范围
发明名称
Manufacture of condensation products of high molecular weight
摘要
申请公布号
GB388936(A)
申请公布日期
1933.03.09
申请号
GB19320007866
申请日期
1932.03.16
申请人
J. R. GEIGY A.-G.
发明人
分类号
C14C3/20
主分类号
C14C3/20
代理机构
代理人
主权项
地址
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