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 electron emitters
摘要
申请公布号
GB853352(A)
申请公布日期
1960.11.02
申请号
GB19570039061
申请日期
1957.12.16
申请人
METROPOLITAN-VICKERS ELECTRICAL COMPANY LIMITED
发明人
STRATTON ROBERT
分类号
H01J1/308
主分类号
H01J1/308
代理机构
代理人
主权项
地址
您可能感兴趣的专利
OUTSERT MOULDED PLATE ASSEMBLIES
SYSTEM OF TRANSMITTING A SERVICE CHANNEL IN A RADIO RELAY SYSTEM
AGRICULTURAL IMPLEMENT
AQUEOUS RESIN COMPOSITION CROSS-LINKABLE BY OXIDATION
SIGNAL PROCESSORS UTILIZING TUNEABLE BAND PASS FILTERS AND TRIGGER CIRCUITS
AZO DYES
PROCESS FOR PREPARING 16,16-DISUBSTITUTED STEROIDS OF THE ANDROSTENE SERIES
INTEGRATED SEMICONDUCTOR MEMORY DEVICE
TELEMETRY SYSTEMS
ELONGATE STRUCTURAL ELEMENT
PEDOMETER DEVICES
METAL VAPOUR LASER DISCHARGE TUBE
SOLID FUEL EFFECT GAS FIRES
MARKING APPARATUS
DEVICE FOR FIXING A CONTROL VALVE IN POSITION
PRODUCTION LINE FLOW CONTROL
COMPOSITIONS FOR THE TREATMENT OF HELMINTIC INFECTIONS
LITHOGRAPHIC PRINTING
SEMIPERMEABLE MASS TRANSFER APPARATUS INCLUDING SUPPORT MEMBERS
HALFTONE SCREENING
