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发明名称
EXPANDABLE MANDREL
摘要
申请公布号
SU1151369(A1)
申请公布日期
1985.04.23
申请号
SU19833619721
申请日期
1983.07.11
申请人
LE SP K BYURO TYAZHELYKH UNIKALNYKH STANKOV
发明人
KARAGODIN YURIJ G,SU;CHETYRNOV YURIJ P,SU
分类号
B23B31/40;(IPC1-7):B23B31/40
主分类号
B23B31/40
代理机构
代理人
主权项
地址
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