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发明名称
摘要
申请公布号
JPH0562006(B2)
申请公布日期
1993.09.07
申请号
JP19850080195
申请日期
1985.04.17
申请人
HITACHI LTD
发明人
OOSUMI YOSHIHIRO;INANOBE YOJI;ASAI KYOTERU;UENO SHIGEYASU
分类号
B21D28/16;B21D28/34;(IPC1-7):B21D28/34
主分类号
B21D28/16
代理机构
代理人
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