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发明名称
Improvements in or relating to case-hardening
摘要
申请公布号
GB875998(A)
申请公布日期
1961.08.30
申请号
GB19580039496
申请日期
1958.12.08
申请人
BERGWERKSVERBAND G.M.B.H.
发明人
分类号
C23C8/32
主分类号
C23C8/32
代理机构
代理人
主权项
地址
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