Method of generating and cutting gears,申请号US19470750443-传众专利搜索

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发明名称	Method of generating and cutting gears
摘要
申请公布号	US2664031(A)	申请公布日期	1953.12.29
申请号	US19470750443	申请日期	1947.05.26
申请人	TRACE KEITH B	发明人	TRACE KEITH B.
分类号	B23F5/20	主分类号	B23F5/20
代理机构		代理人
主权项
地址

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