Strip record supporting and driving apparatus,申请号US19320620689-传众专利搜索

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发明名称	Strip record supporting and driving apparatus
摘要
申请公布号	US2029027(A)	申请公布日期	1936.01.28
申请号	US19320620689	申请日期	1932.07.02
申请人	RADIO CORPORATION OF AMERICA	发明人	KELLOGG EDWARD W.
分类号	G11B15/26;G11B19/28	主分类号	G11B15/26
代理机构		代理人
主权项
地址

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