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经营范围
发明名称
Preparation of polycarbonate in particulate form
摘要
申请公布号
GB861918(A)
申请公布日期
1961.03.01
申请号
GB19590014540
申请日期
1959.04.28
申请人
N.V. ONDERZOEKINGSINSTITUUT RESEARCH
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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