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发明名称
METHOD OF PRODUCING WELDED CLOSED PROFILES
摘要
申请公布号
SU1563804(A1)
申请公布日期
1990.05.15
申请号
SU19884432642
申请日期
1988.03.30
申请人
CHEREPOVETSKIJ METALL KOMBINAT IM.50-LETIYA SSSR;UK NII METALLOV
发明人
RYABINKOV VALERIJ T,SU;BARABANTSEV GENNADIJ E,SU;TYULYAPIN ALEKSANDR N,SU;KLEPANDA VLADIMIR V,SU;KONOVALOV ANATOLIJ N,SU;ANTIPENKO ANATOLIJ P,SU
分类号
B21D5/06;B23K13/00
主分类号
B21D5/06
代理机构
代理人
主权项
地址
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