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发明名称
摘要
申请公布号
JPS5718966(B2)
申请公布日期
1982.04.20
申请号
JP19760105265
申请日期
1976.09.02
申请人
发明人
分类号
B21D43/11;B21D43/10;B30B15/30
主分类号
B21D43/11
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代理人
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地址
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