Improvements relating to clocks,申请号GB19310004963-传众专利搜索

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发明名称	Improvements relating to clocks
摘要
申请公布号	GB371516(A)	申请公布日期	1932.04.28
申请号	GB19310004963	申请日期	1931.02.17
申请人	WILLIAM POTTS AND SONS, LIMITED;WILLIAM JOHN FAWCITT KIRKALDY;WILLIAM JOHN MACDONALD	发明人
分类号	G04C21/06	主分类号	G04C21/06
代理机构		代理人
主权项
地址

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