Machine for shaving sound record tablets,申请号US19310541136-传众专利搜索

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发明名称	Machine for shaving sound record tablets
摘要
申请公布号	US1937275(A)	申请公布日期	1933.11.28
申请号	US19310541136	申请日期	1931.06.01
申请人	THOMAS A. EDISON, INCORPORATED	发明人	HUENLICH CHARLES;GRAMANN HEINRICH F. MAX
分类号	G11B25/02	主分类号	G11B25/02
代理机构		代理人
主权项
地址

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