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发明名称
摘要
申请公布号	JP3351147(B2)	申请公布日期	2002.11.25
申请号	JP19940321965	申请日期	1994.12.26
申请人		发明人
分类号	B21D7/12;B21D7/14;(IPC1-7):B21D7/12	主分类号	B21D7/12
代理机构		代理人
主权项
地址

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