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发明名称
BENDING METHOD FOR SINE WAVE TYPE SHEET MADE OF THIN STEEL SHEET
摘要
申请公布号
JPS55139118(A)
申请公布日期
1980.10.30
申请号
JP19790048283
申请日期
1979.04.19
申请人
KAWATETSU GALVANIZING
发明人
NAKAI SUSUMU
分类号
B21D5/01
主分类号
B21D5/01
代理机构
代理人
主权项
地址
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