Perfectionnements à la fabrication de verres de silice,申请号FRD1123264-传众专利搜索

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发明名称	Perfectionnements à la fabrication de verres de silice
摘要
申请公布号	FR1123264(A)	申请公布日期	1956.09.19
申请号	FRD1123264	申请日期	1955.03.05
申请人	PROSILIS	发明人
分类号	C03C23/00	主分类号	C03C23/00
代理机构		代理人
主权项
地址

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