Graduation extensible sur ruban de caoutchouc et son application à un traceur-calculateur de route pour le tir contre-avions et la navigation aérienne,申请号FRD859647-传众专利搜索

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发明名称	Graduation extensible sur ruban de caoutchouc et son application à un traceur-calculateur de route pour le tir contre-avions et la navigation aérienne
摘要
申请公布号	FR859647(A)	申请公布日期	1940.12.23
申请号	FRD859647	申请日期	1939.05.20
申请人		发明人	BOURCIER DE CARBON DE PREVINQUIERES CH
分类号	G01B3/02	主分类号	G01B3/02
代理机构		代理人
主权项
地址

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