Metal-glass seal and sealing alloy,申请号US19390269855-传众专利搜索

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发明名称	Metal-glass seal and sealing alloy
摘要
申请公布号	US2394919(A)	申请公布日期	1946.02.12
申请号	US19390269855	申请日期	1939.04.25
申请人	SYLVANIA ELECTRIC PRODUCTS INC.	发明人	KINGSTON WALTER E.
分类号	C03C27/02	主分类号	C03C27/02
代理机构		代理人
主权项
地址

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