Method of manufacture of luminescent materials,申请号US19460657922-传众专利搜索

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发明名称	Method of manufacture of luminescent materials
摘要
申请公布号	US2497140(A)	申请公布日期	1950.02.14
申请号	US19460657922	申请日期	1946.03.28
申请人	SYLVANIA ELECTRIC PRODUCTS INC.	发明人	SCHULMAN JAMES H.
分类号	C09K11/08	主分类号	C09K11/08
代理机构		代理人
主权项
地址

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