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发明名称
METHOD OF MOULDING HOLLOW ARTICLES OF RECTANGULAR SECTION FROM A ROUND TUBE
摘要
申请公布号
SU1398963(A1)
申请公布日期
1988.05.30
申请号
SU19864168303
申请日期
1986.12.29
申请人
LE POLT I IM.M.I.KALININA
发明人
KOBYSHEV ALEKSANDR N,SU;SHARAPENKO ANDREJ F,SU;BRAGIN YURIJ V,SU
分类号
B21D51/12
主分类号
B21D51/12
代理机构
代理人
主权项
地址
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