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发明名称
Способ крепления стержней в литейных формах
摘要
申请公布号
SU77436(A1)
申请公布日期
1948.11.30
申请号
SU19480381640
申请日期
1948.07.13
申请人
KSENOFONTOV B.M.
发明人
KSENOFONTOV B.M.
分类号
B22C9/10
主分类号
B22C9/10
代理机构
代理人
主权项
地址
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