Improvements in or relating to gears and a method of and apparatus for hobbing the same,申请号GB19290013295-传众专利搜索

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发明名称	Improvements in or relating to gears and a method of and apparatus for hobbing the same
摘要
申请公布号	GB311765(A)	申请公布日期	1930.07.03
申请号	GB19290013295	申请日期	1929.04.29
申请人	GLEASON WORKS	发明人
分类号	B23F21/18	主分类号	B23F21/18
代理机构		代理人
主权项
地址

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