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发明名称
CARTRIDGE CHAMBER FOR CORE SHOOTER AND CORE BLOWER-SHOOTER FOR MAKING CORES OF TWO TYPES OF CORE SAND
摘要
申请公布号
PL109955(B1)
申请公布日期
1980.06.30
申请号
PL19760186778
申请日期
1976.01.24
申请人
发明人
分类号
B22C9/10;B22C15/24;(IPC1-7):B22C15/22
主分类号
B22C9/10
代理机构
代理人
主权项
地址
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