Transparentizing compositions and process,申请号US19520264659-传众专利搜索

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发明名称	Transparentizing compositions and process
摘要
申请公布号	US2681895(A)	申请公布日期	1954.06.22
申请号	US19520264659	申请日期	1952.01.02
申请人	PARMENTIER ROBERT R	发明人	PARMENTIER ROBERT R.
分类号	G03C1/785	主分类号	G03C1/785
代理机构		代理人
主权项
地址

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