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发明名称
ARRANGEMENT FOR EXPANDING THIN-WALLED TUBES WITH SUPPORT
摘要
申请公布号
SU1563812(A1)
申请公布日期
1990.05.15
申请号
SU19884403143
申请日期
1988.04.04
申请人
ERBEJGEL SEMEN A,SU;PISMENNYJ EDUARD,SU;ZAPOROZHAN LIDIYA D,SU;KANISHOV YURIJ A,SU
发明人
ERBEJGEL SEMEN A,SU;PISMENNYJ EDUARD I,SU;ZAPOROZHAN LIDIYA D,SU;KANISHOV YURIJ A,SU
分类号
B21D41/02
主分类号
B21D41/02
代理机构
代理人
主权项
地址
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