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发明名称
摘要
申请公布号	FR2035948(A1)	申请公布日期	1970.12.24
申请号	FR19700011788	申请日期	1970.03.26
申请人	HOYA GLASS WORKS LTD,JA	发明人
分类号	C03C3/085;C03C3/112;C03C21/00;(IPC1-7):C03C3/00	主分类号	C03C3/085
代理机构		代理人
主权项
地址

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