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发明名称
Procédé et dispositifs pour la correction du pas de filetages réalisés avec des machines à fileter par moletage
摘要
申请公布号
FR1239329(A)
申请公布日期
1960.08.26
申请号
FR19580776190
申请日期
1958.10.08
申请人
发明人
GROB ERNST
分类号
B21H3/04
主分类号
B21H3/04
代理机构
代理人
主权项
地址
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