Fluid controlled junk basket,申请号US19560574911-传众专利搜索

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发明名称	Fluid controlled junk basket
摘要
申请公布号	US2915127(A)	申请公布日期	1959.12.01
申请号	US19560574911	申请日期	1956.03.29
申请人	O'FARREL ABENDROTH	发明人	ABENDROTH O'FARREL
分类号	E21B27/00;E21B31/08	主分类号	E21B27/00
代理机构		代理人
主权项
地址

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