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发明名称
METHOD OF PRODUCING HOLLOW METALLIC CASTING CORES
摘要
申请公布号
SU863146(A1)
申请公布日期
1981.09.15
申请号
SU19802896964
申请日期
1980.03.19
申请人
OD POLT INSTITUT
发明人
STANOVSKIJ ALEKSANDR L,SU;OBOLENTSEV FEDOR D,SU;YASYUKOV VASILIJ V,SU;GLAZUNOVA OLGA E,SU
分类号
B22C9/04;(IPC1-7):B22C9/04
主分类号
B22C9/04
代理机构
代理人
主权项
地址
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