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
Electron discharge device
摘要
申请公布号
US2023272(A)
申请公布日期
1935.12.03
申请号
US19350031142
申请日期
1935.07.13
申请人
TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M. B. H.
发明人
HULSTER FRITZ
分类号
H03B9/10
主分类号
H03B9/10
代理机构
代理人
主权项
地址
您可能感兴趣的专利
LUMINANCE SIGNAL/CHROMINANCE SIGNAL SEPARATING FILTER
TRANSMITTER AND IMAGE SIGNAL CONVERTER
DISPLAY DEVICE FOR TELEVISION SIGNAL
POSITIONING MECHANISM IN DISK CHANGER
LIGHT PROJECTOR
RECORDING MEDIUM REPRODUCING DEVICE
PRODUCTION OF STAMPER FOR OPTICAL RECORDING MEDIUM
MAGNETIC RECORDING MEDIUM
METHOD AND DEVICE FOR RECORDING AND REPRODUCTION
CRIME PREVENTION DEVICE FOR PORTABLE FIRE EXTINGUISHER
CRIME PREVENTION ALARM DEVICE
RESIDUAL STOCK SOLUTION AMOUNT DETECTOR
METHOD FOR INSPECTING INSIDE OF HOLLOW ROUTE
MAGNETIC HEAD
PRODUCTION OF MAGNETIC HEAD, AND MAGNETIC HEAD
WARNING PANEL
PHOTOELECTRIC TYPE SMOKE DETECTOR
JOURNAL PROCESSING METHOD FOR AUTOMATIC TRANSACTION DEVICE
ON-LINE HANDWRITTEN CHARACTER SEGMENTATION METHOD AND DEVICE THEREFOR
DEVICE FOR INPUTTING HANDWRITTEN CHARACTER