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经营范围
发明名称
Improvements in and relating to the production of boron
摘要
申请公布号
GB857060(A)
申请公布日期
1960.12.29
申请号
GB19590020012
申请日期
1959.06.11
申请人
UNION CARBIDE CORPORATION
发明人
分类号
C01B35/02
主分类号
C01B35/02
代理机构
代理人
主权项
地址
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