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
SINTRERT METALL SAND-SKJERM
摘要
申请公布号
NO931063(D0)
申请公布日期
1993.03.23
申请号
NO19930001063
申请日期
1993.03.23
申请人
OTIS ENGINEERING CORPORATION
发明人
ARTERBURY, BRYANT A.;SPANGLER, JAMES E.
分类号
E21B;E21B43/08;(IPC1-7):E21B/
主分类号
E21B
代理机构
代理人
主权项
地址
您可能感兴趣的专利
MULTI-VALUED IMAGE BINARIZATION METHOD
IMAGE PROCESSOR
SEMICONDUCTOR DEVICE
MAGNETOSTATIC SURFACE WAVE DEVICE
SEMICONDUCTOR MEMORY DEVICE
MAGNETIC RECORDING MEDIUM
MAGNETIC RECORDING MEDIUM
SIGNAL INPUTITING CIRCUIT
LIQUID DEVELOPER FOR ELECTROSTATIC LATENT IMAGE
MANUFACTURE OF HOLOGRAM ELEMENT FOR PROJECTION TYPE LIQUID CRYSTAL DISPLAY DEVICE
REVERSIBLE DISPLAY MEDIUM
RASTER DATA PLOTTER
GENERATOR FOR SOUND VELOCITY FLUCTUATION COVARIANCE MATRIX
HYDROGEN STORAGE ALLOY POWDER AND ITS MANUFACTURE AND NICKEL-HYDROGEN SECONDARY BATTERY AND HYDROGEN DRIVEN VEHICLE
MULTI-POLAR ELECTRON TUBE
TARGET MOTION ANALYSIS METHOD
HEAT EXCHANGE MEMBER
VIBRATION CONTROL MECHANISM
SADDLE CLAMP
IONIZATION VACUUM METER WITH FILAMENT BURNING PREVENTION CIRCUIT
