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发明名称
摘要
申请公布号
JPS5782442(U)
申请公布日期
1982.05.21
申请号
JP19800157283U
申请日期
1980.10.31
申请人
发明人
分类号
B22D11/06;B22D11/124;B22D11/128;(IPC1-7):B22D11/06
主分类号
B22D11/06
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