Perfectionnements aux appareils gyroscopiques mus par l'air,申请号FRD754904-传众专利搜索

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发明名称	Perfectionnements aux appareils gyroscopiques mus par l'air
摘要
申请公布号	FR754904(A)	申请公布日期	1933.11.16
申请号	FRD754904	申请日期	1933.04.15
申请人		发明人	REID GEORGE HANCOCK
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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