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发明名称
METHOD OF PRODUCING FLAT FLANGES ON TUBES
摘要
申请公布号
SU889203(A1)
申请公布日期
1981.12.15
申请号
SU19802882282
申请日期
1980.02.15
申请人
KAYUSHIN VLADIMIR A,SU
发明人
KAYUSHIN VLADIMIR A,SU
分类号
B21D19/00;(IPC1-7):B21D19/00
主分类号
B21D19/00
代理机构
代理人
主权项
地址
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