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发明名称
Verfahren und Vorrichtung zum Zementieren von Stahl und Eisen
摘要
申请公布号
DE594905(C)
申请公布日期
1934.03.23
申请号
DE1931H127995D
申请日期
1931.07.30
申请人
EWALD HANUS
发明人
分类号
C23C8/06
主分类号
C23C8/06
代理机构
代理人
主权项
地址
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