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
VORRICHTUNG ZUR ENTNAHME VON PROBEN AUS BOHRLOECHERN
摘要
申请公布号
ATA24690(A)
申请公布日期
1992.04.15
申请号
AT19900000246
申请日期
1990.02.06
申请人
KELLER GRUNDBAU GMBH
发明人
分类号
E21B34/10;E21B49/02;E21B49/08;(IPC1-7):E21B49/08
主分类号
E21B34/10
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Adhesion polymers to improve stent retention
Automatic transmission
Viscosity-reduced sprayable compositions
Light directed DNA synthesis using inverse capping for error reduction
DC-DC Converter for overvoltage protection
Liquid crystal display device and method of suppressing afterimages
Image display apparatus
Hydrostatic transmission controls with alternative operating modes
METHOD FOR FABRICATING REVERSE-STAGGERED THIN FILM TRANSISTOR
Credit mechanism for multiple banks of shared cache
Dispensing valve for fluids stored under pressure
Method for a wireless communication system and system for wireless communication
Method and System for Receiving Multimedia Broadcast/Multicast Service Control Information, and UE Thereof
TRAILER
INFORMATION DEVICE
Power impact tool adapter
COMMUNICATION OF DATA TO COMMUNICATION DEVICES
Tactile input device for controlling electronic contents
Hydraulic distributor comprising an input element with a scavenging valve
Multi-layered printed circuit board embedded with filter
