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发明名称
Способ изготовления литейных форм
摘要
申请公布号
SU141266(A1)
申请公布日期
1960.11.30
申请号
SU19600679482
申请日期
1960.09.17
申请人
发明人
DEMIN M.D.
分类号
B22C9/04;B22C21/04
主分类号
B22C9/04
代理机构
代理人
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地址
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