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
DEVICE FOR PROTECTING DC NETWORKS AGAINST OVERLOAD
摘要
申请公布号
SU1728923(A1)
申请公布日期
1992.04.23
申请号
SU19904797991
申请日期
1990.03.05
申请人
N-PROIZV OB "DALNYAYA SVYAZ"
发明人
KOLOKOLOV MIKHAIL V,SU;GLASHCHENKOV GEORGIJ A,SU;MOSKVINA ALLA F,SU
分类号
H02H9/04
主分类号
H02H9/04
代理机构
代理人
主权项
地址
您可能感兴趣的专利
ECCENTRICITY MEASURING INSTRUMENT
SOIL POLLUTION INVESTIGATION DEVICE
ULTRASONIC ANALYSIS SYSTEM
ABNORMALITY MONITORING APPARATUS AND ABNORMALITY MONITORING METHOD
FLUORESCENT X-RAY ANALYZER AND FLUORESCENT X-RAY ANALYZING METHOD
X-RAY ANALYZER
FLOW RATE ESTIMATION METHOD AND FLOW RATE CONTROL METHOD FOR MOLTEN STEEL
DEVICE TEST SYSTEM, SETTING STATE DISPLAY DEVICE AND SETTING STATE DISPLAY METHOD
VIBRATION SENSITIVE DEVICE
FLUID HEATING APPARATUS, AND FLUID HEATING METHOD USING THE SAME
COMPLEX HEAT EXCHANGER AND COMPLEX HEAT EXCHANGER SYSTEM
COOKER
REFRIGERATOR
EXPLOSIVE LOADING PIPE
MANUFACTURING METHOD OF HEAT EXCHANGER, AND HEAT EXCHANGER
PIPE STRUCTURE OF RADIATOR
REFRIGERATOR
MANUFACTURING METHOD OF HEAT EXCHANGER
PIPE COUPLING
OPENING-CLOSING DEVICE