TOOL FOR CUTTING GROOVE IN HOLE,申请号ZA19750005489-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	TOOL FOR CUTTING GROOVE IN HOLE
摘要
申请公布号	ZA7505489(B)	申请公布日期	1976.08.25
申请号	ZA19750005489	申请日期	1975.08.27
申请人	KENNAMETAL INC	发明人	EVANS JR R;LEIBEE D;OAKS S
分类号	E21B;E21C	主分类号	E21B
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Object retrieval system

Motion control apparatus with backlash reduction

Method and apparatus for lean spin forming

Extraction tool for extracting spiral threaded inserts and use of the extraction tool

Steering device for the support device for the rear wheel hub in motor-vehicles

Transport system, in particular an airport luggage transport system

Non-condensing gas discharge device of condenser

Inflatable-collapsible transreflector antenna

Method and apparatus for providing interactive text messages during a voice call

System and method for sorting e-mail using a vendor registration code and a vendor registration purpose code previously assigned by a recipient

Method and apparatus for providing communication transmissions

Intelligent buffering process for network conference video

Performing multicast communication in computer networks by using overlay routing

Hydro fill controlling shield and sleeve for a hydrodynamic bearing

System and method for residential emissions trading

Method and apparatus for electrochemical compression and expansion of hydrogen in a fuel cell system

Process for the synthesis of bisphenol

Information-processing device having a crossbar-board connected to back panels on different sides