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
DC-TO-DC CONVERSION CIRCUIT
摘要
申请公布号
GB8916571(D0)
申请公布日期
1989.09.06
申请号
GB19890016571
申请日期
1989.07.20
申请人
FERRANTI INTERNATIONAL SIGNAL PLC
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
您可能感兴趣的专利
CARD PROCESSOR
SYNCHRONIZING TYPE SEMICONDUCTOR MEMORY HAVING POSTED CAS FUNCTION
COMMUNICATION METHOD AND COMMUNICATION APPARATUS OF MONITORING SIGNAL
SURFACE ACOUSTIC WAVE FILTER
FIRE ALARM DEVICE AND GAS FIRE SENSOR
GENERAL PURPOSE ELECTRIC MOTOR
METHOD FOR DETECTING OCCURRENCE OF CHANGE IN LINK FROM STATION OF TERMINAL
INFORMATION DISTRIBUTION SYSTEM
SYSTEM AND METHOD FOR CALLING MOBILE TERMINAL
RECEIVER
PHONE REPLY DEVICE, AND METHOD FOR MAKING PHONE REPLY THROUGH ACQUISITION OF EACH PROCEDURE FILE DESCRIBING VARIOUS KINDS OF REPLY FUNCTIONS REALIZED BY THE PHONE REPLY DEVICE
SYSTEM FOR PROVIDING INFORMATION RELATED WITH BROADCASTING
SYSTEM, SERVER AND METHOD FOR MONITOR PROFILE PREPARATION SERVICE
FACSIMILE MACHINE
MATCHING CIRCUIT FOR HIGH-FREQUENCY AMPLIFIER, AND HIGH- FREQUENCY POWER AMPLIFIER AND PORTABLE TERMINAL USING THE HIGH-FREQUENCY AMPLIFIER
SEMICONDUCTOR DEVICE AND ITS MANUFACTURING METHOD
METHOD FOR MANUFACTURING METAL WIRING
RESISTIBILITY-ADJUSTED SILICON WAFER AND ITS MANUFACTURING METHOD
MEMBER FOR VACUUM TREATING APPARATUS
PROJECTION ALIGNER AND METHOD, AND METHOD OF FORMING CIRCUIT ELEMENT