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发明名称
Perfectionnements apportés aux éléments filetés
摘要
申请公布号
FR1389515(A)
申请公布日期
1965.02.19
申请号
FR19630957691
申请日期
1963.12.18
申请人
STANDARD PRESSED STEEL CO.
发明人
分类号
B21H3/00;B23G7/00
主分类号
B21H3/00
代理机构
代理人
主权项
地址
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