CARBON BLACK MAKING PROCESS,申请号CAD440548-传众专利搜索

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发明名称	CARBON BLACK MAKING PROCESS
摘要
申请公布号	CA440548(A)	申请公布日期	1947.04.01
申请号	CAD440548	申请日期
申请人	PHILIPS PETROLEUM COMPANY	发明人	JOSEPH C. KREJCI
分类号		主分类号
代理机构		代理人
主权项
地址

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