Apparatus for thermochemically cutting gears,申请号US19480003116-传众专利搜索

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发明名称	Apparatus for thermochemically cutting gears
摘要
申请公布号	US2573653(A)	申请公布日期	1951.10.30
申请号	US19480003116	申请日期	1948.01.19
申请人	IDAHO SPROCKET AND MACHINE WORKS	发明人	SCHROCK DANIEL A.
分类号	B23F17/00;B23K7/00	主分类号	B23F17/00
代理机构		代理人
主权项
地址

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