Improvements in the production of foils of cellulose esters and ethers,申请号GB19320011523-传众专利搜索

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发明名称	Improvements in the production of foils of cellulose esters and ethers
摘要
申请公布号	GB400597(A)	申请公布日期	1933.10.23
申请号	GB19320011523	申请日期	1932.04.21
申请人	HENRY DREYFUS	发明人
分类号	B29C55/16	主分类号	B29C55/16
代理机构		代理人
主权项
地址

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