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发明名称
Machine for producing gears
摘要
申请公布号
US2300340(A)
申请公布日期
1942.10.27
申请号
US19400338357
申请日期
1940.06.01
申请人
GLEASON WORKS
发明人
CARLSEN LEONARD O.
分类号
B23F23/12
主分类号
B23F23/12
代理机构
代理人
主权项
地址
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