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 relating to apparatus for frequency multiplication of alternating electric currents
摘要
申请公布号
GB582061(A)
申请公布日期
1946.11.04
申请号
GB19440013249
申请日期
1944.07.11
申请人
WESTINGHOUSE BRAKE & SIGNAL COMPANY LIMITED;ALEC HERVEY BENNETT WALKER
发明人
分类号
H02M5/20
主分类号
H02M5/20
代理机构
代理人
主权项
地址
您可能感兴趣的专利
VERFAHREN ZUR HERSTELLUNG VON NEURAMINIDASE
PURIFICATION OF TRAMADOL
ENHANCED DISCRIMINATION OF PERFECT MATCHES FROM MISMATCHES USING A MODIFIED DNA LIGASE
HEAT ENGINE
INHIBITOREN GEGEN THROMBOSE
A SUBSTANCE HAVING AN APOPTOSIS-INDUCING ABILITY
DIGITAL SIGNAL PROCESSOR HAVING DATA ALIGNMENT BUFFER FOR PERFORMING UNALIGNED DATA ACCESSES
CMOS DRIVER AND ON-CHIP TERMINATION FOR GIGABAUD SPEED DATA COMMUNICATION
LOW VOLTAGE CURRENT MIRROR AND CTAT CURRENT SOURCE AND METHOD
A LAMP DEVICE AND A LAMP TUBE AS WELL AS A METHOD OF REGULATING THE LAMP DEVICE
ACCELERATION RESPONSIVE DEVICE
ENHANCED MULTICOUPLER
METHOD FOR ELECTRONIC ACCIDENT DATA RECORDING AND MEASURING OBJECTS IN DIGITIZED ACCIDENT IMAGES
BARRIER MATERIALS AND PRODUCTS PRODUCED THEREWITH
ELECTROMAGNETIC FLOWMETERS
GROUP GEAR
IMPROVED HIGH PERFORMANCE MUFFLER
ROOF AND RIB DRILL IMPROVEMENTS TO MINING APPARATUS AND ROOF BOLTING EQUIPMENT
ANCHORING DEVICE FOR A TENSIONING ANCHOR AND/OR FIXED ANCHOR
HEIGHT ADJUSTMENT MANHOLE