Digital-to-analog control system,申请号US19610138871-传众专利搜索

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发明名称	Digital-to-analog control system
摘要
申请公布号	US3081942(A)	申请公布日期	1963.03.19
申请号	US19610138871	申请日期	1961.09.18
申请人	INTERNATIONAL BUSINESS MACHINES CORPORATION	发明人	MACLAY WILLIAM R.
分类号	F15C4/00;H03M1/00	主分类号	F15C4/00
代理机构		代理人
主权项
地址

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