Tension control for wideband recording system,申请号US19640367811-传众专利搜索

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发明名称	Tension control for wideband recording system
摘要
申请公布号	US3345457(A)	申请公布日期	1967.10.03
申请号	US19640367811	申请日期	1964.05.15
申请人	AMPEX CORPORATION	发明人	MACLEOD DONALD B.
分类号	B65H23/06;G11B15/43;H04N5/782	主分类号	B65H23/06
代理机构		代理人
主权项
地址

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