Means for executing in one operation and with the assistance of a pattern surfaces assuming the shape of a portion of the surface of a cone,申请号US19520279036-传众专利搜索

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发明名称	Means for executing in one operation and with the assistance of a pattern surfaces assuming the shape of a portion of the surface of a cone
摘要
申请公布号	US2682731(A)	申请公布日期	1954.07.06
申请号	US19520279036	申请日期	1952.03.28
申请人	FRITZ STUDER	发明人	STUDER FRITZ
分类号	B24B17/02	主分类号	B24B17/02
代理机构		代理人
主权项
地址

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