Method of producing vitreous silica articles,申请号US19340734227-传众专利搜索

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发明名称	Method of producing vitreous silica articles
摘要
申请公布号	US2268589(A)	申请公布日期	1942.01.06
申请号	US19340734227	申请日期	1934.07.07
申请人	HEANY INDUSTRIAL CERAMIC CORPORATION	发明人	HEANY JOHN ALLEN
分类号	C03C3/06	主分类号	C03C3/06
代理机构		代理人
主权项
地址

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