Expansible subsurface well bore apparatus,申请号US19620222051-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	Expansible subsurface well bore apparatus
摘要
申请公布号	US3224507(A)	申请公布日期	1965.12.21
申请号	US19620222051	申请日期	1962.09.07
申请人	THE SERVCO COMPANY	发明人	CORDARY BRUCE J.;JR. CHARLES O. VAN NOTE,
分类号	E21B29/00	主分类号	E21B29/00
代理机构		代理人
主权项
地址

您可能感兴趣的专利

一种金属线材液压打包机

带有旋转式抽屉的办公桌

护理输液贴

整体框架式丝杆推床

胶片冷却装置

传菜电梯轿厢

墙体立体光栅艺术灯光画挂件

Valve body for pumps

COMPOSITIONS AND METHODS FOR THE TREATMENT OF HEPATITIS C

VACCINES CONTAINING CANINE PARVOVIRUS GENETIC VARIANTS

CONDUCTIVE POLYMER AND SOLID ELECTROLYTIC CAPACITOR USING SAME

Method of Controlling Semiconductor Device Fabrication

A device for trimming hair

Beta2-adrenoceptor agonists

POSITION INDICATING MULTIPLEXED CONTROL SYSTEM FOR DOWNHOLE WELL TOOLS

Cooling method and cooling system of electronic device

A METHOD OF PROCESSING PARALLAX INFORMATION COMPRISED IN A SIGNAL

SUPERSONIC EJECTOR PACKAGE

Method and device for disassembling electrical-electronic apparatuses