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发明名称
摘要
申请公布号	JPH04134203(U)	申请公布日期	1992.12.14
申请号	JP19910049726U	申请日期	1991.05.31
申请人		发明人
分类号	B21B27/02;B21B39/00;B21B45/00;C21D1/42;C21D9/60;C23C4/10;H05B6/10;(IPC1-7):B21B45/00	主分类号	B21B27/02
代理机构		代理人
主权项
地址

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