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发明名称
DIE SET FOR MAKING ANNULAR PARTS FROM ELONGATED APERTURED BLANKS
摘要
申请公布号
SU698703(A1)
申请公布日期
1979.11.25
申请号
SU19772509994
申请日期
1977.07.20
申请人
ROMANENKOV VLADIMIR A,SU;SHELEG SVETLANA V,SU
发明人
ROMANENKOV VLADIMIR A,SU;SHELEG SVETLANA V,SU
分类号
B21D53/20;(IPC1-7):B21D53/20
主分类号
B21D53/20
代理机构
代理人
主权项
地址
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