System for the manufacture by means of the metallurgy process of the powders for gear wheels with helical toothing with a helical angle of up to 45 degrees,申请号IT19900019407-传众专利搜索

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发明名称	System for the manufacture by means of the metallurgy process of the powders for gear wheels with helical toothing with a helical angle of up to 45 degrees
摘要
申请公布号	IT1239075(B)	申请公布日期	1993.09.21
申请号	IT19900019407	申请日期	1990.02.19
申请人	SONNENWIRTH ALESSANDRO	发明人	SONNENWIRTH ALESSANDRO
分类号	B22F;(IPC1-7):B22F	主分类号	B22F
代理机构		代理人
主权项
地址

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