VERTICAL DRILL TOOL,申请号KR19940005870U-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	VERTICAL DRILL TOOL
摘要
申请公布号	KR960008759(Y1)	申请公布日期	1996.10.09
申请号	KR19940005870U	申请日期	1994.03.23
申请人	LEE, CHANG-WON;KANG, JONG-SUB	发明人	LEE, CHANG-WON;KANG, JONG-SUB
分类号	E21B3/00;(IPC1-7):E21B3/00	主分类号	E21B3/00
代理机构		代理人
主权项
地址

您可能感兴趣的专利

TONNEAU COVER DEVICE FOR VEHICLE

STEERING SHAFT SUPPORT DEVICE

MANUFACTURING METHOD OF LIQUID DISCHARGE HEAD

DIVIDED BODY MANUFACTURING METHOD AND APPARATUS

COATING DEVICE AND PRINTING MACHINE

CURL PREDICTING METHOD AND LIQUID DISCHARGE DEVICE

MANUFACTURING METHOD OF ALUMINUM SUPPORT FOR LITHOGRAPHIC PRINTING PLATE MATERIAL, ALUMINUM SUPPORT FOR LITHOGRAPHIC PRINTING PLATE MATERIAL AND LITHOGRAPHIC PRINTING PLATE MATERIAL

MANUFACTURING METHOD OF MICROFLUIDIC COMPONENT COMPRISING AT LEAST ONE MICROCHANNEL FILLED WITH NANOSTRUCTURES

TEACHING DEVICE

MOTOR-DRIVEN RECIPROCATING SAW DEVICE

FRICTION-STIR-WELDED MATERIAL

HOT PRESS APPARATUS AND HOT PRESS METHOD FOR THIN PLATE-LIKE WORKPIECE

Mg-BASED SOLDER ALLOY

FRICTION STIR APPARATUS AND FRICTION STIR PROCESS

METHOD FOR PRODUCING ACTIVE HYDROGEN-CONTAINING WATER BY MAGNETIC TREATMENT

COIL SPRING, FILTER MOUNTING STRUCTURE IN FLUID EQUIPMENT, PRESSURE CONTROL VALVE, AND FUNCTIONAL LIQUID FEED MECHANISM, LIQUID DROPLET DISCHARGE DEVICE, MANUFACTURING METHOD OF ELECTROOPTICAL DEVICE AND ELECTROOPTICAL DEVICE

CATALYTIC CARRIER TO BE HEATED ELECTRICALLY AND ITS MANUFACTURING METHOD