DISPOSITIF FORMANT FILTRE POUR PUITS,申请号BE19780185226-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	DISPOSITIF FORMANT FILTRE POUR PUITS
摘要
申请公布号	BE864022(A1)	申请公布日期	1978.06.16
申请号	BE19780185226	申请日期	1978.02.16
申请人	HOUSTON WELL SCREEN CO.	发明人
分类号	E03B3/18;B01D29/15;E21B43/08;(IPC1-7):E21B/	主分类号	E03B3/18
代理机构		代理人
主权项
地址

您可能感兴趣的专利

DISPERSED TYPE ELECTROLUMINESCENT ELEMENT

VOICE RECOGNIZING DEVICE

CLEANING METHOD, CLEANING MATERIAL AND CLEANING MEANS FOR SPECTACLES

SHUTTER CONTROLLER IN AUTOMATIC GRAIN MEASURING APPARATUS

FLUORESCENT DISPLAY BODY

FIXING DEVICE FOR ELECTROPHOTOGRAPHIC COPYING MACHINE

MECHANICAL SEAL

AUDIBLE ALARM DEVICE FOR DIVER

SEMIPERMEABLE MEMBRANE MODULE AND ITS PRESERVING METHOD

MANUFACTURE OF SEMICONDUCTOR DEVICE

INSTRUCTION CONTROL SYSTEM

EYEGROUND CAMERA

MOVABLE MIRROR UNIT FOR MICHELSON INTERFEROMETER AND UNIFIED TYPE MICROSCOPIC FOURIER INFRARED SPECTROPHOTOMETER USING SUCH UNIT AND INTERFEROMETER

METHOD FOR MANUFACTURE OF MACCARONI ITEMS

FORMBAR MATRIX OG STOL FORSYNET MED EN SAADAN

OPTICAL CARD CHECKING DEVICE

PROGRAMMABLE CONTROLLER

(U1 Y2) ;FUNDA PARA BUTACAS Y SOFAS