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经营范围
发明名称
VENT FOR CORE BOXES
摘要
申请公布号
SU782947(A1)
申请公布日期
1980.11.30
申请号
SU19782703720
申请日期
1978.11.21
申请人
KURSKIJ ZAVOD TRAKTORNYKH ZAPASNYKH CHASTEJ IM. 50-LETIYA SSSR
发明人
NAUMOV MIKHAIL F,SU;ROMANOVA NINA M,SU
分类号
B22C7/06;(IPC1-7):B22C7/06
主分类号
B22C7/06
代理机构
代理人
主权项
地址
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