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发明名称
STRAIGHTENING METHOD FOR CHECKER PLATE
摘要
申请公布号
JPS54159374(A)
申请公布日期
1979.12.17
申请号
JP19780067734
申请日期
1978.06.07
申请人
NIPPON KOKAN KK
发明人
KOARASHI ATSUSHI
分类号
B21D1/02
主分类号
B21D1/02
代理机构
代理人
主权项
地址
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