Record changer gear and trip mechanism,申请号US19460694746-传众专利搜索

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发明名称	Record changer gear and trip mechanism
摘要
申请公布号	US2487771(A)	申请公布日期	1949.11.08
申请号	US19460694746	申请日期	1946.09.04
申请人	WALTER MILLER;MORRISON JAMES L D	发明人	MILLER WALTER;MORRISON JAMES L. D.
分类号	G11B17/16	主分类号	G11B17/16
代理机构		代理人
主权项
地址

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