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
FOERFLYTTNINGSSYSTEM FOER ROTATIONSBORR.
摘要
申请公布号
FI852051(A0)
申请公布日期
1985.05.22
申请号
FI19850002051
申请日期
1985.05.22
申请人
INGERSOLL-RAND COMPANY
发明人
ZINGL, HANS
分类号
E21B19/086;F01B15/02;(IPC1-7):E21C/
主分类号
E21B19/086
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Engine System Including Heat Pipe
METHOD FOR MODIFYING STRUCTURE OF LOW-ENERGY PRODUCT
MICROMECHANICAL Z-SENSOR
SHEET PROCESSING APPARATUS AND IMAGE FORMING APPARATUS
High strength low density fiber
Vehicular multiband antenna
NANOPARTICLE COATING PROCESS FOR FUEL CELL COMPONENTS
Process For Generating, Sending and Receiving Mms-Messages, a Computer Program and a Machine Readable Memory Media
Method and apparatus for discovering component in at least one sub-network
PINNING THE ROUTE OF IP BEARER FLOWS IN A NEXT GENERATION NETWORK
A METHOD FOR MANUFACTURING MELT BODIES FOR FOOD ARTICLES AND MELT BODIES FOR FOOD ARTICLES
MATERIALS, SYSTEMS AND METHODS INVOLVING PLASTICS MATERIAL
IMPLANTABLE REPAIR DEVICE
Fuel Cell System
THIN FILM TRANSISTOR AND FABRICATION METHOD THEREOF
Valve performing detection and modification strategy for internal combustion engine
ABSTRACT CLASSIFICATION FIELD SPECIFICATION
Connector excellent in high-frequency characteristics
METAL INJECTION MOLDING OF SPINAL FIXATION SYSTEMS COMPONENTS
Cooperative Orthogonal Multi-Satellite Communication System
