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
Tubing with power transmission means for powered downhole devices
摘要
申请公布号
GB2359571(A)
申请公布日期
2001.08.29
申请号
GB20000004487
申请日期
2000.02.28
申请人
PHILIP * HEAD
发明人
PHILIP * HEAD
分类号
E21B17/00;E21B17/02;E21B43/12;(IPC1-7):E21B17/00
主分类号
E21B17/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
ORIGINAL SOUND REPRODUCTION SYSTEM
REMOTE CONTROLLER FOR HOT WATER SUPPLY
IMAGE PICKUP DEVICE USING LINEAR SENSOR CAMERA
MOTOR HAVING STATOR WINDING
COMPACT AND CIRCULAR TELEVISION SET EASY TO BE VIEWED BY PERSON LYING DOWN
COMMUNICATION EQUIPMENT
RECORDER MOUNTABLE WITH IMAGE READ MEANS
CHARGE SEPARATE CALCULATION SYSTEM IN COMMUNICATION TERMINAL EQUIPMENT AND COMMUNICATION TERMINAL HAVING SEPARATE CALCULATION FUNCTION
TELEPHONE SET
OUTPUT VOLTAGE AUTOMATIC ADJUSTMENT SYSTEM FOR TRANSMISSION DEVICE
QPSK DEMODULATOR
CIPHER COMMUNICATION EQUIPMENT AND CIPHERING DEVICE
MANCHESTER CODE DECODING DEVICE
CAPACITANCE TYPE PROXIMITY SENSOR
TEMPERATURE COMPENSATED PIEZOELECTRIC OSCILLATOR
DC CIRCUIT CONTAINED IN HIGH FREQUENCY CIRCUIT
WINDOW GLASS ANTENNA DEVICE
MAGNETIC SHIELD ROOM
SUPPORTING STRUCTURE FOR DRAWER TYPE STRUCTURE
CAP FOR PORTABLE APPARATUS
