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发明名称
Способ местной защиты стальных изделий от науглероживания при цементации
摘要
申请公布号
SU77683(A1)
申请公布日期
1948.11.30
申请号
SU19470370590
申请日期
1947.10.10
申请人
SHCHEDROV K.P.
发明人
SHCHEDROV K.P.
分类号
C23C8/04
主分类号
C23C8/04
代理机构
代理人
主权项
地址
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