Method and means for cutting phonograph records,申请号US19270219522-传众专利搜索

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发明名称	Method and means for cutting phonograph records
摘要
申请公布号	US1785047(A)	申请公布日期	1930.12.16
申请号	US19270219522	申请日期	1927.09.14
申请人	RADIO CORPORATION	发明人	QUINBY EDWIN JAY
分类号	G11B3/36	主分类号	G11B3/36
代理机构		代理人
主权项
地址

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