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发明名称
Perfectionnements aux tarauds à fileter à effacement
摘要
申请公布号
FR705531(A)
申请公布日期
1931.06.09
申请号
FRD705531
申请日期
1930.11.13
申请人
THE GEOMETRIC TOOL COMPANY
发明人
分类号
B23G5/14
主分类号
B23G5/14
代理机构
代理人
主权项
地址
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