Improvements in instruments for enciphering and deciphering,申请号GB19340002577-传众专利搜索

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发明名称	Improvements in instruments for enciphering and deciphering
摘要
申请公布号	GB423327(A)	申请公布日期	1935.01.30
申请号	GB19340002577	申请日期	1934.01.25
申请人	NORMAN ALEXANDER SMITH	发明人
分类号	G09C1/08	主分类号	G09C1/08
代理机构		代理人
主权项
地址

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