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发明名称
TRANSPORTING ROLLER DEVICE AND STEEL TUBE MILL PROVIDED WITH THE SAME
摘要
申请公布号
JPH11333510(A)
申请公布日期
1999.12.07
申请号
JP19980144656
申请日期
1998.05.26
申请人
SUMITOMO METAL IND LTD
发明人
GOTO HISAO;EKOSHI TORU
分类号
B21B17/14;B21B39/00;B21B39/04;(IPC1-7):B21B39/00
主分类号
B21B17/14
代理机构
代理人
主权项
地址
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