Improvements in or relating to telegraph frequency modulators,申请号GB19560038557-传众专利搜索

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发明名称	Improvements in or relating to telegraph frequency modulators
摘要
申请公布号	GB804411(A)	申请公布日期	1958.11.12
申请号	GB19560038557	申请日期	1956.12.18
申请人	STANDARD TELEPHONES AND CABLES LIMITED	发明人	CHITTLEBURGH WILLIAM FRANCIS SIDNEY;AYLOTT ERIC ROBERT
分类号	H04L27/12	主分类号	H04L27/12
代理机构		代理人
主权项
地址

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