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发明名称
FLASK FOR INVESTMENT-PATTERN CASTING
摘要
申请公布号
SU768540(A1)
申请公布日期
1980.10.07
申请号
SU19782696707
申请日期
1978.12.12
申请人
ILIN GENNADIJ A,SU
发明人
ILIN GENNADIJ A,SU
分类号
B22C21/02;(IPC1-7):B22C21/02
主分类号
B22C21/02
代理机构
代理人
主权项
地址
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