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发明名称
摘要
申请公布号
JPS5736351(Y2)
申请公布日期
1982.08.11
申请号
JP19800077424U
申请日期
1980.06.02
申请人
发明人
分类号
B21J15/26;B21J15/00;B21J15/02;B21J15/16;B21J15/30;B21J15/36;(IPC1-7):B21J15/26
主分类号
B21J15/26
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代理人
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