RECORD-CHANGING MEANS FOR TALKING MACHINES,申请号CAD467875-传众专利搜索

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发明名称	RECORD-CHANGING MEANS FOR TALKING MACHINES
摘要
申请公布号	CA467875(A)	申请公布日期	1950.09.05
申请号	CAD467875	申请日期
申请人	THE GARRARD ENGINEERING AND MANUFACTURING COMPANYLIMITED	发明人	ALDO COMPARE
分类号		主分类号
代理机构		代理人
主权项
地址

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