APPARATUS FOR CEMENTING WELL CASING,申请号CAD707172-传众专利搜索

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发明名称	APPARATUS FOR CEMENTING WELL CASING
摘要
申请公布号	CA707172(A)	申请公布日期	1965.04.06
申请号	CAD707172	申请日期
申请人	SHELL OIL COMPANY	发明人	JOHN A. HAEBER
分类号		主分类号
代理机构		代理人
主权项
地址

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