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
摘要
申请公布号
FR73159(E)
申请公布日期
1960.09.23
申请号
FRD73159
申请日期
申请人
发明人
分类号
H01H50/22;H01H50/54
主分类号
H01H50/22
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Fuel feed system for V-type engine
Turbocharged engine purge flow monitor diagnostic
Turbine engine stator and method of assembly of the same
Rotary compressor-expander systems and associated methods of use and manufacture, including integral heat exchanger systems
Systems, methods, and devices for predicting borehole geometry
Well containment system
Method and device for supply of liquids for kill and scale to a subsea well
Downhole valve
Forced cooling circulation system for drilling mud
Method for making and selling a shutter kit
Gasket and flange design on a refrigerator for better energy efficiency
Material removal tool
Water intake structure for water-storing key float
Method and apparatus for gradually introducing thin-walled pipes into the ground
Extracting energy from flowing fluids
Retaining device
Functionalizing cellulosic and lignocellulosic materials
Multilayer composite fiber
Crystalline strontium titanate and methods of forming the same
Multi-layered article and method of fabricating the same