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发明名称
摘要
申请公布号
JPS607865(Y2)
申请公布日期
1985.03.18
申请号
JP19780072220U
申请日期
1978.05.26
申请人
发明人
分类号
B21D43/00;B21D53/04;B23K37/00;B30B15/30;B65G37/00;B65G47/00;B65G47/02;B65G47/34;G01V9/00;(IPC1-7):B21D43/00
主分类号
B21D43/00
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代理人
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