Adjustable stuffing boxes for pump rods,申请号US09/188921-传众专利搜索

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发明名称	Adjustable stuffing boxes for pump rods
摘要
申请公布号	US6167959(A)	申请公布日期	2001.01.02
申请号	US09/188921	申请日期	1998.11.09
申请人		发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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