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发明名称
DIE FOR MAKING HOLLOW ARTICLES FROM SHEET BILLET
摘要
申请公布号
SU266711(A1)
申请公布日期
1981.09.30
申请号
SU19681217699
申请日期
1968.02.08
申请人
VLASOV L.N.,SU;KRASNOPOLSKIJ M.A.,SU
发明人
VLASOV L.N.,SU;KRASNOPOLSKIJ M.A.,SU
分类号
B21D22/02;(IPC1-7):B21D22/02
主分类号
B21D22/02
代理机构
代理人
主权项
地址
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