Rotary gear cutting tool,申请号US19300463120-传众专利搜索

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发明名称	Rotary gear cutting tool
摘要
申请公布号	US1996987(A)	申请公布日期	1935.04.09
申请号	US19300463120	申请日期	1930.06.23
申请人	ERNEST WILDHABER	发明人	WILDHABER ERNEST
分类号	B23F21/16	主分类号	B23F21/16
代理机构		代理人
主权项
地址

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