PERMEABLE WELL CEMENT,申请号CAD665533-传众专利搜索

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发明名称	PERMEABLE WELL CEMENT
摘要
申请公布号	CA665533(A)	申请公布日期	1963.06.25
申请号	CAD665533	申请日期
申请人	CITIES SERVICE RESEARCH AND DEVELOPMENT COMPANY	发明人	RALPH R. JARBOE, JR.
分类号		主分类号
代理机构		代理人
主权项
地址

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