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发明名称
SLEEVE EXCHANGER FOR STEEL SHAPE STRAIGHTENER
摘要
申请公布号
JPS5570417(A)
申请公布日期
1980.05.27
申请号
JP19780143043
申请日期
1978.11.20
申请人
HITACHI SHIPBUILDING ENG CO
发明人
SHIMODA SHIGEYOSHI;NOMA HIDEFUMI
分类号
B21D3/02;B21D3/05
主分类号
B21D3/02
代理机构
代理人
主权项
地址
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