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发明名称
Способ изготовления стержневых и формовочных смесей
摘要
申请公布号
SU67413(A1)
申请公布日期
1945.11.30
申请号
SU19420050219
申请日期
1942.10.11
申请人
REZNIK L.YA.
发明人
REZNIK L.YA.
分类号
B22C1/00;B22C1/20
主分类号
B22C1/00
代理机构
代理人
主权项
地址
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