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发明名称
Sublimation refining
摘要
申请公布号
US2309643(A)
申请公布日期
1943.02.02
申请号
US19410380589
申请日期
1941.02.26
申请人
THE ANGLO CALIFORNIA NATIONAL BANK
发明人
HANSGIRG FRITZ
分类号
C22B26/22
主分类号
C22B26/22
代理机构
代理人
主权项
地址
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