首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
Fräswerkzeug für Futterrohre
摘要
申请公布号
DE69120605(D1)
申请公布日期
1996.08.08
申请号
DE19916020605
申请日期
1991.03.19
申请人
SMITH INTERNATIONAL, INC., HOUSTON, TEX., US
发明人
SPRINGER, JOHANN B., W-3000 HANOVER 1, DE
分类号
E21B10/32;E21B23/00;E21B29/00;(IPC1-7):E21B29/00
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
METHOD FOR PRODUCING ALCOHOL, METHOD FOR PRODUCING HYDROGEN OR SYNTHESIS GAS USING THE METHOD FOR PRODUCING ALCOHOL, AND ALCOHOL
AUTOMATIC DOCUMENT FEEDER AND SCANNING APPARATUS HAVING DEVICE FOR DETECTING DOCUMENT SPEED
CARRIER RAPIER
MOBILE DEVICE SLIDE SYSTEM AND METHOD
LASER DIODE AND METHOD FOR FABRICATING SAME
EXPRESSION CASSETTE FOR LACTASE DEHYDROGENASE, TRANSFORMED YEAST AND METHOD OF PRODUCING LACTIC ACID
AIRBAG BRACKET
SURFACE TREATMENT AGENT FOR PAPER
SEMICONDUCTOR DEVICE AND SEMICONDUCTOR DEVICE FABRICATION METHOD
ADJUSTING DEVICE FOR A SHOTGUN
GESTURE ACTUATED POINT OF INTEREST INFORMATION SYSTEMS AND METHODS
CXCR3 RECEPTOR ANTAGONISTS
POSITIVE RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, POLYMERIC COMPOUND, AND COMPOUND
HEAT DISSIPATION DEVICE
IMAGE FORMING APPARATUS AND CONTROL METHOD THEREOF
INFUSION CONTAINER WITH MULTIPLE CHAMBERS
METHOD FOR PRODUCING 2,2-DIFLUOROETHYLAMINE DERIVATIVES BY IMINE HYDROGENATION
Methods and composition relating to the chemical degradation of degradable polymers
SPARK PLUG ELECTRODE AND PROCESS FOR MAKING
POLYNUCLEOTIDES ENCODING ACETYLCHOLINE-GATED CHLORIDE CHANNEL SUBUNITS OF CAENORHABDITIS ELEGANS
