Improvements in or relating to magnetic drum registers,申请号GB19590031766-传众专利搜索

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发明名称	Improvements in or relating to magnetic drum registers
摘要
申请公布号	GB915028(A)	申请公布日期	1963.01.09
申请号	GB19590031766	申请日期	1959.09.17
申请人	BRITISH TELECOMMUNICATIONS RESEARCH LIMITED	发明人	CLARK THOMAS HAROLD;GREENAWAY JOHN FRANK;THOMSON IAN STEPHEN
分类号	H04M3/32	主分类号	H04M3/32
代理机构		代理人
主权项
地址

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