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经营范围
发明名称
COLD ROLLING APPARATUS
摘要
申请公布号
US3489364(A)
申请公布日期
1970.01.13
申请号
USD3489364
申请日期
1967.02.03
申请人
HITACHI SEISAKUSHO:KK.
发明人
TOSHIYUKI KAJIWARA
分类号
B21B1/30;B21C47/34;(IPC1-7):B65H75/02;B65H75/30
主分类号
B21B1/30
代理机构
代理人
主权项
地址
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