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发明名称
METHOD OF PRODUCING THIN-WALLED SHARPLY-BENT BRANCH PIPES AND DIE FOR EFFECTING SAME
摘要
申请公布号
SU1449171(A1)
申请公布日期
1989.01.07
申请号
SU19874251417
申请日期
1987.05.28
申请人
PASHKEVICH ANATOLIJ G,SU;OREKHOV ALEKSANDR V,SU;VOLKOV YURIJ A,SU
发明人
PASHKEVICH ANATOLIJ G,SU;OREKHOV ALEKSANDR V,SU;VOLKOV YURIJ A,SU
分类号
B21C37/15;B21C37/28;B21D26/02
主分类号
B21C37/15
代理机构
代理人
主权项
地址
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