Method of making vitreous openended articles,申请号US19380238648-传众专利搜索

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发明名称	Method of making vitreous openended articles
摘要
申请公布号	US2306132(A)	申请公布日期	1942.12.22
申请号	US19380238648	申请日期	1938.11.03
申请人	LUERTZING PAUL R;LUERTZING WALTER O	发明人	LUERTZING PAUL R.;LUERTZING WALTER O.
分类号	C03B9/24	主分类号	C03B9/24
代理机构		代理人
主权项
地址

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