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发明名称
CLAD STEEL
摘要
申请公布号
JPS61154939(A)
申请公布日期
1986.07.14
申请号
JP19840274840
申请日期
1984.12.28
申请人
SUMITOMO METAL IND LTD
发明人
SUZUKI SADAYUKI;SHIRAI YASUTA
分类号
B21D22/20;B32B15/01;C22C38/00;C22C38/04
主分类号
B21D22/20
代理机构
代理人
主权项
地址
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