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
Двойной колонковый набор
摘要
申请公布号
SU150802(A1)
申请公布日期
1962.11.30
申请号
SU19620763333
申请日期
1962.02.07
申请人
发明人
BALANDIN P.S.;KAGARMANOV N.F.;POBEDONOSTSEV V.S.;TUEV D.D.;KHAMZIN SH.KH.
分类号
E21B25/00;E21B49/02
主分类号
E21B25/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
CONNECTOR
DRIVE CIRCUIT OF ALARMING HORN
COLLAPSIBLE BARREL TYPE CAMERA PROVIDED WITH BARRIER MECHANISM
WEARING-PRESSURE MEASURING APPARATUS
HIGH VISION RECEPTION SYSTEM
CITY WATER QUANTITY METER AND CITY WATER CHARGES CONTROL SYSTEM
DATA COMMUNICATION SYSTEM AND DATA COMMUNICATION SYSTEM FOR THE SAME
BEAM SCANNER
UNIVERSAL COUNTER
REAGENT AND METHOD FOR INSPECTING COAGULATION EFFICIENCY OF BLOOD
LIQUID-LEVEL-SENSOR INSTALLATION STRUCTURE
ANTENNA CONTROL DEVICE
PICTURE PROCESSING UNIT
LEAD FRAME
MAGNETO-OPTICAL RECORDING MEDIUM AND REPRODUCING METHOD
ELECTROSTATIC CHARGING MEMBER AND ELECTROSTATIC CHARGING DEVICE USING SAME
LENS FIXING DEVICE
METHOD AND DEVICE FOR REMOVING IMAGE FORMING SUBSTANCE FROM RECORDING PAPER
CONVEYING MECHANISM FOR USE JUST IN FRONT OF TRANSFER CHARGER
FLUIDIC FLOWMETER