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发明名称
摘要
申请公布号
JPS58111118(U)
申请公布日期
1983.07.29
申请号
JP19820005762U
申请日期
1982.01.21
申请人
发明人
分类号
B21D51/12;B21D17/02;B21D19/08;B21D22/26;B21D45/02;B21D45/04;(IPC1-7):B21D17/02
主分类号
B21D51/12
代理机构
代理人
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地址
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