Well drilling and reaming tool,申请号US19370161490-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	Well drilling and reaming tool
摘要
申请公布号	US2180589(A)	申请公布日期	1939.11.21
申请号	US19370161490	申请日期	1937.08.28
申请人	HODGES FINERS F	发明人	HODGES FINERS F.
分类号	E21B10/32	主分类号	E21B10/32
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Appliance metaphor for adding media function to a web page

Mapping notification system for relating static identifier to dynamic address

Blind mobile-to-mobile number search

System and method for providing reservationless third party meeting rooms

Sensor networks for pipeline monitoring

Method for operating a wind energy system

Microwave assisted desulfurization of nitrogen oxide storage reduction catalysts

Electrical connector with terminal grooves in communication with each other

Light source module of projector

Apparatus and method for producing structures with multiple undercut stems

Multi-sports ball/disk return net system and method thereof

Active thermal protection for fuel injectors

Subject table for isolation environment

Semiconductor device and method for manufacturing semiconductor device

Method for presenting multimedia messages

Systems and methods for indicating presence for an online service with a mobile telecommunications device based on movement

Encoding devices for scalable data streaming

System and method for electrical stimulation of the intervertebral disc

Organic light emitting element and method of manufacturing the same

Particle deposition apparatus, particle deposition method, and manufacturing method of light-emitting device