Drive mechanism for magnetic tape recorders,申请号US19520325823-传众专利搜索

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发明名称	Drive mechanism for magnetic tape recorders
摘要
申请公布号	US2726048(A)	申请公布日期	1955.12.06
申请号	US19520325823	申请日期	1952.12.13
申请人	THE PENNSYLVANIA RESEARCH CORPORATION	发明人	CRAIN HARRY M.
分类号	G11B15/24;G11B15/43;G11B15/44	主分类号	G11B15/24
代理机构		代理人
主权项
地址

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