Perfectionnements aux appareils de projection,申请号FRD951415-传众专利搜索

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发明名称	Perfectionnements aux appareils de projection
摘要
申请公布号	FR951415(A)	申请公布日期	1949.10.25
申请号	FRD951415	申请日期	1943.03.08
申请人	COMPAGNIE GENERALE DE RADIOLOGIE	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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