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发明名称
METHOD AND APPARATUS FOR GAS-HARDENING OF CAST RODS AND MOLDS
摘要
申请公布号
SU1678502(A1)
申请公布日期
1991.09.23
申请号
SU19904784209
申请日期
1990.01.19
申请人
N-PROIZV OB PO TEKHNOLOGII MEKHANOSBOROCHNOGO PROIZV SP T OBORUDOVANIYA
发明人
POPLAVSKIJ VLADISLAV I,SU
分类号
B22C9/12
主分类号
B22C9/12
代理机构
代理人
主权项
地址
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