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发明名称
摘要
申请公布号
JPS61158335(U)
申请公布日期
1986.10.01
申请号
JP19850042167U
申请日期
1985.03.22
申请人
发明人
分类号
B21J9/08;B21K1/48;B21K29/00;H05B3/00;(IPC1-7):B21J9/08
主分类号
B21J9/08
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代理人
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