Improvements in or relating to information transmission circuit arrangements,申请号GB19640015532-传众专利搜索

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发明名称	Improvements in or relating to information transmission circuit arrangements
摘要
申请公布号	GB1006920(A)	申请公布日期	1965.10.06
申请号	GB19640015532	申请日期	1964.04.15
申请人	SIEMENS & HALSKE AKTIENGESELLSCHAFT	发明人
分类号	H04M11/00;H04Q3/00	主分类号	H04M11/00
代理机构		代理人
主权项
地址

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