METHOD OF OBTAINING COPOLYESTER ETHERS,申请号PL19850256663-传众专利搜索

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发明名称	METHOD OF OBTAINING COPOLYESTER ETHERS
摘要
申请公布号	PL143624(B2)	申请公布日期	1988.02.29
申请号	PL19850256663	申请日期	1985.12.05
申请人		发明人
分类号	C08G;C08G63/66;C08J3/20;(IPC1-7):C08G63/66	主分类号	C08G
代理机构		代理人
主权项
地址

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