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发明名称
摘要
申请公布号
JPS5148119(U)
申请公布日期
1976.04.10
申请号
JP19740121262U
申请日期
1974.10.09
申请人
发明人
分类号
B22D41/46;B22D41/08;(IPC1-7):B22D41/08
主分类号
B22D41/46
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代理人
主权项
地址
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