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发明名称
Dispositif ébaucheur pour machine servant à faire des billes de roulements
摘要
申请公布号
FR1247943(A)
申请公布日期
1960.12.09
申请号
FR19580778526
申请日期
1958.11.06
申请人
TEXTRON INC.
发明人
分类号
B21K1/02
主分类号
B21K1/02
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代理人
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