Improvements in or relating to timing devices,申请号GB19530031337-传众专利搜索

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发明名称	Improvements in or relating to timing devices
摘要
申请公布号	GB748385(A)	申请公布日期	1956.05.02
申请号	GB19530031337	申请日期	1953.11.12
申请人	JOHN D. FRANCIS LIMITED	发明人	NICHOLAS ARTHUR
分类号	A47J29/02;G04F3/02	主分类号	A47J29/02
代理机构		代理人
主权项
地址

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