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发明名称
Verfahren zum Herstellen von Stahl in der Thomasbirne
摘要
申请公布号
DE692731(C)
申请公布日期
1940.06.26
申请号
DE193401K2875D
申请日期
1934.01.19
申请人
PAUL KUEHN
发明人
分类号
C21C5/28
主分类号
C21C5/28
代理机构
代理人
主权项
地址
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