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发明名称
摘要
申请公布号
JPS54100189(U)
申请公布日期
1979.07.14
申请号
JP19770174988U
申请日期
1977.12.27
申请人
发明人
分类号
B26D5/20;B21D43/04;B21D43/11;B26F1/00;B30B15/30;(IPC1-7):B21D43/11
主分类号
B26D5/20
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