Mobile mixing and pumping apparatus,申请号US19600007830-传众专利搜索

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发明名称	Mobile mixing and pumping apparatus
摘要
申请公布号	US3091438(A)	申请公布日期	1963.05.28
申请号	US19600007830	申请日期	1960.02.10
申请人	HEMBREE CALVIN D	发明人	HEMBREE CALVIN D.
分类号	E21B33/02	主分类号	E21B33/02
代理机构		代理人
主权项
地址

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