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发明名称
METHOD OF PRODUCING COLD DEFORMED TUBES
摘要
申请公布号
SU858958(A1)
申请公布日期
1981.08.30
申请号
SU19792873836
申请日期
1979.11.29
申请人
DN METALL INSTITUT
发明人
DRUYAN VLADIMIR M,SU;BALAKIN VALERIJ F,SU;KARPOV ALEKSANDR G,SU;KIRICHENKO VIKTOR V,SU;GULYAEV YURIJ G,SU;ZHUKOVSKIJ YURIJ B,SU
分类号
B21B21/00;B21C9/00;(IPC1-7):B21B21/00
主分类号
B21B21/00
代理机构
代理人
主权项
地址
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