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发明名称
摘要
申请公布号
JPS5328233(U)
申请公布日期
1978.03.10
申请号
JP19760108816U
申请日期
1976.08.16
申请人
发明人
分类号
B21D5/01;B21D5/00;B23D25/00;(IPC1-7):B21D5/00
主分类号
B21D5/01
代理机构
代理人
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