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发明名称
摘要
申请公布号
JPS55111659(U)
申请公布日期
1980.08.06
申请号
JP19790008474U
申请日期
1979.01.26
申请人
发明人
分类号
B22D11/128;(IPC1-7):B22D11/128
主分类号
B22D11/128
代理机构
代理人
主权项
地址
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