CORE AND OIL-WELL DRILL BITS,申请号DE19792967604-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	CORE AND OIL-WELL DRILL BITS
摘要
申请公布号	DE2967604(D1)	申请公布日期	1986.07.17
申请号	DE19792967604	申请日期	1979.08.13
申请人	DE BEERS INDUSTRIAL DIAMOND DIVISION (PROPRIETARY) LIMITED	发明人	CAMPBELL, NICOLL ARCHIBALD DRUMMOND;DYER, HENRY BROOKE;DIETRICH, RAINER;PHAAL, CORNELIUS;REID, DOUGLAS JAMES
分类号	B21C3/02;B23P15/28;B24D3/00;E21B10/46;(IPC1-7):E21B10/46	主分类号	B21C3/02
代理机构		代理人
主权项
地址

您可能感兴趣的专利

SLOTTED SLIP ELEMENT FOR EXPANDABLE PACKER

Airplane seat track

DISPOSABLE CARTRIDGE FOR USE IN A BEVERAGE MAKER, COMPRISING A MOVABLY ARRANGED NEEDLE MEMBER

METHOD AND APPARATUS FOR SAMPLING RF SIGNALS

GATE VALVE BONNET

METHOD AND DEVICE FOR MEASURING THE THICKNESS OF A LAYER OF MATERIAL

Refuse collection vehicle with footboard

Container for transport and storage of electrical or electronic appliances intended for demolition

Medical instrument

Vehicle seat lock

ELECTRONIC PARKING BRAKE AND METHOD FOR CONTROLLING AN ELECTRONIC PARKING BRAKE

Method and system for following a lead vehicle

Thermal deburring machine

METHOD OF CONTROLLING CELLULAR PROCESSES IN PLANTS

METHOD AND DEVICE FOR THE PRODUCTION OF AN INSERT FOR SAFETY SHOES OR PROTECTIVE SHOES, AND SUCH AN INSERT

Rear fender for a motorcycle

Image printing apparatus

INTELLIGENT DATA NETWORK ROUTER

CONTACT FREEZER