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发明名称
摘要
申请公布号
JPS51153721(U)
申请公布日期
1976.12.08
申请号
JP19750073575U
申请日期
1975.05.30
申请人
发明人
分类号
B22D41/06;B22D11/10;(IPC1-7):B22D41/06
主分类号
B22D41/06
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