Reproducer,申请号US19290350732-传众专利搜索

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发明名称	Reproducer
摘要
申请公布号	US1839968(A)	申请公布日期	1932.01.05
申请号	US19290350732	申请日期	1929.03.28
申请人	JONES LESTER L	发明人	JONES LESTER L.
分类号	H04R9/06	主分类号	H04R9/06
代理机构		代理人
主权项
地址

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