Ball making machine,申请号US19370146826-传众专利搜索

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发明名称	Ball making machine
摘要
申请公布号	US2127585(A)	申请公布日期	1938.08.23
申请号	US19370146826	申请日期	1937.06.07
申请人	DOWDELL RALPH L	发明人	DOWDELL RALPH L.
分类号	B21H1/14	主分类号	B21H1/14
代理机构		代理人
主权项
地址

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