Production of carbon black,申请号US19300495537-传众专利搜索

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发明名称	Production of carbon black
摘要
申请公布号	US1894764(A)	申请公布日期	1933.01.17
申请号	US19300495537	申请日期	1930.11.13
申请人	I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT	发明人	GROSSKINSKY OTTO;TREPPENHAUER MAX
分类号	C09C1/54	主分类号	C09C1/54
代理机构		代理人
主权项
地址

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