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
Improvements in or relating to indicating instruments
摘要
申请公布号
GB630448(A)
申请公布日期
1949.10.13
申请号
GB19470005294
申请日期
1947.02.24
申请人
THE LIQUIDOMETER CORPORATION
发明人
分类号
G01R5/16
主分类号
G01R5/16
代理机构
代理人
主权项
地址
您可能感兴趣的专利
REMOVING HYDROGEN SULPHIDE FROM GASEOUS MIXTURE
SAFETY CAPS
LIQUID STATIC ELIMINATOR
DEVICE FOR AUTOMATIC CHECKING OF COMMUNICATION CHANNELS
RADIO COMMUNICATION SYSTEM WITH FREQUENCY ADAPTATION
DEVICE FOR TOLERANCE CHECKING OF FREQUENCY
DIGITAL TIME DISCRIMINATOR
R.F.PULSE GENERATOR
LINEAR STEP ELECTRIC MOTOR
TUNING CONTACT PLUNGER
DEVICE FOR TRAINING OPERATOR OF HOISTING APPARATUS
DEVICE FOR DETERMINING PROBABILITY DISTRIBUTION LAWS
DEVICE FOR DETERMINING DIRECTION OF DISK ROTATION
INFORMATION INPUT DEVICE
ELECTRIC POWER SUPPLY SYSTEM
D.C.VOLTAGE STABILIZER
DEVICE FOR TESTING TEMPERATURE RELAYS
DEVICE FOR MEASURING DIFFERENTIAL PRESSURE
LIMITER OF BULK LEVEL IN RESERVOIR
DEVICE FOR REGULATING LEVEL IN WATER-DEVELOPMENT WORKS