Perfectionnements aux dispositifs photo-sensibles,申请号FRD746433-传众专利搜索

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发明名称	Perfectionnements aux dispositifs photo-sensibles
摘要
申请公布号	FR746433(A)	申请公布日期	1933.05.29
申请号	FRD746433	申请日期	1932.11.25
申请人	COMPAGNIE FRANCAISE POUR L'EXPLOITATION DES PROCEDES THOMSON-HOUSTON	发明人
分类号	H01J40/06	主分类号	H01J40/06
代理机构		代理人
主权项
地址

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