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发明名称
DEEP DRAWING DIE
摘要
申请公布号
PL116042(B2)
申请公布日期
1981.05.30
申请号
PL19780207920
申请日期
1978.06.26
申请人
发明人
分类号
B21D;B21D22/22;(IPC1-7):B21D22/22
主分类号
B21D
代理机构
代理人
主权项
地址
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