Method of producing gears,申请号US19410387202-传众专利搜索

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发明名称	Method of producing gears
摘要
申请公布号	US2337228(A)	申请公布日期	1943.12.21
申请号	US19410387202	申请日期	1941.04.07
申请人	GLEASON WORKS	发明人	CARLSEN LEONARD O.
分类号	B23F1/04	主分类号	B23F1/04
代理机构		代理人
主权项
地址

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