SOUND RECORD SPINDLE DRIVING DEVICE,申请号CAD418917-传众专利搜索

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发明名称	SOUND RECORD SPINDLE DRIVING DEVICE
摘要
申请公布号	CA418917(A)	申请公布日期	1944.03.07
申请号	CAD418917	申请日期
申请人	B. A. PROCTOR COMPANY	发明人	BARTON A. PROCTOR
分类号		主分类号
代理机构		代理人
主权项
地址

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