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发明名称
METHOD FOR BENDING STEEL SHEET SPIRALLY BY BENDING ROLLS
摘要
申请公布号
JPH035021(A)
申请公布日期
1991.01.10
申请号
JP19890139792
申请日期
1989.06.01
申请人
KURIMOTO LTD
发明人
YOSHIDA YUKIO
分类号
B21D5/14
主分类号
B21D5/14
代理机构
代理人
主权项
地址
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