Differential pcm system employing digital integration,申请号US19650425275-传众专利搜索

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发明名称	Differential pcm system employing digital integration
摘要
申请公布号	US3354267(A)	申请公布日期	1967.11.21
申请号	US19650425275	申请日期	1965.01.13
申请人	BELL TELEPHONE LABORATORIES, INCORPORATED	发明人	CRATER THEODORE V.
分类号	H03M3/04	主分类号	H03M3/04
代理机构		代理人
主权项
地址

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