Perfectionnements aux viseurs d'arcs de projecteurs,申请号FRD778644-传众专利搜索

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发明名称	Perfectionnements aux viseurs d'arcs de projecteurs
摘要
申请公布号	FR778644(A)	申请公布日期	1935.03.21
申请号	FRD778644	申请日期	1934.09.21
申请人	SOCIETE D'APPLICATIONS GENERALES D'ELECTRICITE ET MECANIQUE	发明人
分类号	G03B21/20	主分类号	G03B21/20
代理机构		代理人
主权项
地址

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