Improvements in gyro compasses,申请号GB19400010245-传众专利搜索

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发明名称	Improvements in gyro compasses
摘要
申请公布号	GB542529(A)	申请公布日期	1942.01.14
申请号	GB19400010245	申请日期	1940.06.12
申请人	EDWARD LOWTHER HOLMES;ARTHUR JOSEPH HUGHES;HENRY HUGHES & SON, LIMITED	发明人
分类号	G01C19/38	主分类号	G01C19/38
代理机构		代理人
主权项
地址

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