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发明名称
HELIX-WINDING ARRANGEMENT
摘要
申请公布号
SU622549(A1)
申请公布日期
1978.09.05
申请号
SU19772463606
申请日期
1977.03.18
申请人
UKHALKIN GEORGIJ A,SU
发明人
UKHALKIN GEORGIJ A,SU
分类号
B21F3/02;(IPC1-7):B21F3/02
主分类号
B21F3/02
代理机构
代理人
主权项
地址
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