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经营范围
发明名称
Fusion baths for the cementation of iron and steel
摘要
申请公布号
GB468366(A)
申请公布日期
1937.06.30
申请号
GB19350036051
申请日期
1935.12.31
申请人
DEUTSCHE HOUGHTON FABRIK G.M.B.H.
发明人
分类号
C23C8/46
主分类号
C23C8/46
代理机构
代理人
主权项
地址
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