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经营范围
发明名称
Improvements in or relating to the manufacture of aliphatic anhydrides
摘要
申请公布号
GB382673(A)
申请公布日期
1932.10.17
申请号
GB19310028727
申请日期
1931.07.15
申请人
HENRY DREYFUS
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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