Solvent-resistant ethyl cellulose film,申请号US19400317969-传众专利搜索

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发明名称	Solvent-resistant ethyl cellulose film
摘要
申请公布号	US2281445(A)	申请公布日期	1942.04.28
申请号	US19400317969	申请日期	1940.02.08
申请人	THE DOW CHEMICAL COMPANY	发明人	KAUPPI TOIVO A.
分类号	C08L1/08	主分类号	C08L1/08
代理机构		代理人
主权项
地址

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