Improvements in clockwork controlling devices for pigeon competition flights and the like,申请号GB19290020581-传众专利搜索

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发明名称	Improvements in clockwork controlling devices for pigeon competition flights and the like
摘要
申请公布号	GB326732(A)	申请公布日期	1930.03.20
申请号	GB19290020581	申请日期	1929.07.04
申请人	HENRY MARTENS	发明人
分类号	G07C1/26	主分类号	G07C1/26
代理机构		代理人
主权项
地址

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