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发明名称
WINDING AND UNWINDING MACHINE FOR STEEL STRIP
摘要
申请公布号
JPH03193211(A)
申请公布日期
1991.08.23
申请号
JP19890333849
申请日期
1989.12.22
申请人
HITACHI LTD
发明人
WATANABE TADAYUKI
分类号
B21C47/00
主分类号
B21C47/00
代理机构
代理人
主权项
地址
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