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发明名称
Refining process
摘要
申请公布号
US1994302(A)
申请公布日期
1935.03.12
申请号
US19330694096
申请日期
1933.10.18
申请人
GENERAL ELECTRIC COMPANY
发明人
CLARK FRANK M.
分类号
C07C17/389;H01B3/24
主分类号
C07C17/389
代理机构
代理人
主权项
地址
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