Process of using germanium dioxide as a polyester condensation catalyst,申请号US19650434090-传众专利搜索

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发明名称	Process of using germanium dioxide as a polyester condensation catalyst
摘要
申请公布号	US3377320(A)	申请公布日期	1968.04.09
申请号	US19650434090	申请日期	1965.02.19
申请人	AMERICAN ENKA CORPORATION	发明人	ZOETBROOD GIJSBERTUS J.
分类号	C08G63/86	主分类号	C08G63/86
代理机构		代理人
主权项
地址

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