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发明名称
TOOL FOR MULTIPASSAGE EXTRUSION OF HOLLOW PROFILES
摘要
申请公布号
SU657885(A1)
申请公布日期
1979.04.25
申请号
SU19782564141
申请日期
1978.01.03
申请人
GNI PI SPLAVOV OBRABOTKI TSVETNYKH METALLOV
发明人
RYTIKOV ALEKSANDR M,SU;GRABARNIK LEONID M,SU;NAGAJTSEV ALEKSANDR A,SU;KUZNETSOV PAVEL K,SU
分类号
B21C25/00;B21C23/08;(IPC1-7):B21C25/00
主分类号
B21C25/00
代理机构
代理人
主权项
地址
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