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 in or relating to electrical asymmetrical conducting devices having a crystalline semi-conductor
摘要
申请公布号
GB780260(A)
申请公布日期
1957.07.31
申请号
GB19540017767
申请日期
1954.06.17
申请人
TELEFUNKEN G.M.B.H.
发明人
分类号
C30B31/04;H01L21/00;H01L21/228;H01L21/24;H01L29/02;H01L29/417
主分类号
C30B31/04
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Packaging wrapper for paper tissues
Lid for medical waste container
Electronically controlled cryopump
Cyclone dust collecting apparatus for a vacuum cleaner
Axially-expandable EM shield
Variable cancel of future print jobs
SEMICONDUCTOR DEVICE AND METHOD FOR FABRICATING THE SAME
Apparatus and method for optimizing telecommunication network design using weighted span classification for high degree of separation demands
Position information presentation device, position information presentation method and program to present position information
Method and system for asset management
Startup-time control apparatus and stop-time control apparatus of internal combustion engine, and control methods thereof, and record medium
Electronic apparatus and wireless communication system
CONNECTION OF COAXIAL CABLE TO A CIRCUIT BOARD
Polygon-based bioptical POS scanning system employing dual independent optics platforms disposed beneath horizontal and vertical scanning windows
Color image formation apparatus and color image formation method
Specifying monitored user participation in messaging sessions
Control panel for a vehicle
Control panel for a vehicle
Anti-apoptosis genes and methods of use thereof
Active-site engineering of nucleotidylyltransferases and general enzymatic methods for the synthesis of natural and unnatural UDP- and TDP-nucleotide sugars
