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
RESONANT DEVICES
摘要
申请公布号
GB1412034(A)
申请公布日期
1975.10.29
申请号
GB19730010337
申请日期
1973.03.02
申请人
ENGLISH ELECTRIC VALVE CO LTD
发明人
分类号
H01J23/20;H01J23/40;H01J23/48;(IPC1-7):H01J23/16
主分类号
H01J23/20
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Peach tree, 'Burpeachnineteen'
Securing optical elements and optical devices
Molecular recognition sensor system
Programmable identification in a communications controller
Building outfitting system with common accessory-mounting feature
Control apparatus and control method for an optical modulator
Method for transmitting adaptive multi-channel packet in power line communication system
Controlled partial pressure technique for adjusting lithium oxide concentration in wafers
Semiconductor light emitting element and semiconductor light emitting device
Light emitting element
Calla lily plant named 'Picasso'
Memory, writing apparatus, reading apparatus, writing method, and reading method
Method for segmentation of text
Method for forming a self-aligned contact hole in a semiconductor device
Functionalized porous substrate for binding chemical and biological moieties
Positive photosensitive composition
Magnetic recording medium, production process and apparatus thereof, and magnetic recording and reproducing apparatus
Method for improving corrosion resistance of chrome plated material
Furnace exhaust filter assembly
Single wafer type substrate cleaning method and apparatus
