Production of extracts from carbonaceous material,申请号US19350052442-传众专利搜索

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发明名称	Production of extracts from carbonaceous material
摘要
申请公布号	US2141615(A)	申请公布日期	1938.12.27
申请号	US19350052442	申请日期	1935.11.30
申请人	ALFRED POTT	发明人	POTT ALFRED
分类号	C10G1/04	主分类号	C10G1/04
代理机构		代理人
主权项
地址

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