MINING BITUMINOUS TAR SANDS,申请号CAD910510-传众专利搜索

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发明名称	MINING BITUMINOUS TAR SANDS
摘要
申请公布号	CA910510(A)	申请公布日期	1972.09.19
申请号	CAD910510	申请日期
申请人	GREAT CANADIAN OIL SANDS LIMITED	发明人	CHESTER N. WHITE;PHILIP D. FREEDMAN
分类号		主分类号
代理机构		代理人
主权项
地址

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