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
Construction of dry surface contact rectifiers and the like
摘要
申请公布号
US2213388(A)
申请公布日期
1940.09.03
申请号
US19380238478
申请日期
1938.11.02
申请人
THE UNION SWITCH & SIGNAL COMPANY
发明人
DORMOY JULES MARIE JOSEPH;DOUCOT ROGER
分类号
H01L25/07
主分类号
H01L25/07
代理机构
代理人
主权项
地址
您可能感兴趣的专利
AN OXIDATION CATALYST FOR NH3 AND AN APPARATUS FOR TREATING SLIPPED OR SCRIPPEDD NH3
SYSTEM AND METHOD FOR EVALUATING DECISION OPPORTUNITIES
MULTI-CYLINDER PISTON ENGINE
METHOD AND APPARATUS FOR MANUFACTURING GLASS SUBSTRATE
CONCURRENT ACCESS DUAL-BAND TERMINAL OPERATING IN TWO ADJACENT BANDS
STRAIN-FREE STATIONARY FURNACE DOOR ACTUATOR FOR A COKE FURNACE BATTERY OF THE HEAT-RECOVERY TYPE
REFINERY PROCESS FOR HEAVY OIL AND BITUMEN
A cured and bonded stabiliser for a tubular
Mechanotherapeutic device and measurment method
Head Support System
Releasably joining a mobile communication device to another portable electronic device to provide a larger, substantially seamless display screen
Inverter system
Improvements in or relating to organic compounds
Membrane stacks
Method
Fluid driven position sensor
Database update and analytics system
Method for treatment of underground reservoirs
Speaker recognition method
Look enclosure 1
