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经营范围
发明名称
Machine for grooving gear shaving cutters with helical displacement of grooves
摘要
申请公布号
GB623469(A)
申请公布日期
1949.05.18
申请号
GB19470010833
申请日期
1947.04.23
申请人
THE FELLOWS GEAR SHAPER COMPANY
发明人
分类号
B23P15/34
主分类号
B23P15/34
代理机构
代理人
主权项
地址
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