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经营范围
发明名称
WORK ROLL UNIT
摘要
申请公布号
JPS5367667(A)
申请公布日期
1978.06.16
申请号
JP19760142229
申请日期
1976.11.29
申请人
HITACHI LTD
发明人
KUBO MITSURU;TAKAKURA YOSHIO;NOMURA AKIRA
分类号
B21D1/00;B21D1/02;B21D1/05
主分类号
B21D1/00
代理机构
代理人
主权项
地址
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