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发明名称
Machine à rectifier les roues d'engrenage par le procédé en développante
摘要
申请公布号
FR980231(A)
申请公布日期
1951.05.09
申请号
FRD980231
申请日期
1949.02.07
申请人
发明人
GRAF WILLI
分类号
B23F5/06;B23F19/00
主分类号
B23F5/06
代理机构
代理人
主权项
地址
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