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发明名称
ROLLER LEVELER
摘要
申请公布号
JPS54106068(A)
申请公布日期
1979.08.20
申请号
JP19780012467
申请日期
1978.02.08
申请人
HITACHI LTD
发明人
NOMURA AKIRA;ABO AKIRA
分类号
B21D1/02;B21D1/05
主分类号
B21D1/02
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