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发明名称
APPARATUS FOR EXPANDING TUBES
摘要
申请公布号
SU902933(A1)
申请公布日期
1982.02.07
申请号
SU19802940370
申请日期
1980.06.13
申请人
KORZHAVIN EVGENIJ A,SU
发明人
KORZHAVIN EVGENIJ A,SU
分类号
B21D39/06;(IPC1-7):B21D39/06
主分类号
B21D39/06
代理机构
代理人
主权项
地址
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