METHOD AND APPARATUS FOR OPTICAL RECORDING AND REPRODUCING SYSTEMS,申请号CAD818663-传众专利搜索

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发明名称	METHOD AND APPARATUS FOR OPTICAL RECORDING AND REPRODUCING SYSTEMS
摘要
申请公布号	CA818663(A)	申请公布日期	1969.07.22
申请号	CAD818663	申请日期
申请人	BELL AND HOWELL COMPANY	发明人	ROBERT S. JOHN, JR.
分类号		主分类号
代理机构		代理人
主权项
地址

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