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
Ultra-high-frequency tube
摘要
申请公布号
US2372213(A)
申请公布日期
1945.03.27
申请号
US19400334535
申请日期
1940.05.11
申请人
INTERNATIONAL STANDARD ELECTRIC CORPORATION
发明人
LITTON CHARLES V.
分类号
H01J19/80
主分类号
H01J19/80
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Spin memory and spin FET
Vertical cavity surface emitting laser diode and a method for producing the same
Image data control device, image data control program, computer readable recording medium on which the program is stored, image forming device, and image reading device
Endoscope apparatus and communication method used in the apparatus
Method and apparatus for providing DLL compatibility
Rotatable memory card with improved locking mechanism
Method and apparatus for accomplishing multiple description coding for video
Imaging system including an object handling system
Seal
Light source apparatus, optical modulation apparatus, display apparatus, light condense illumination apparatus and projection type color display apparatus
Devices, assemblies, and methods for extracting extractable materials from polymerized biomedical devices
Rolling device
Light emitting element and light emitting device
Reproduction apparatus, reproduction method and recording method
Information device, storage medium and initial state restoration method
Display devices with light absorbing metal nanoparticle layers
Stabilizing membrane for water and nutrient
Method and device for the foaming of at least one liquid or viscous substance
Moving graduation lighting accent from pointer
Self-assembled layers for electronic devices
