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 thermionic electrode structures
摘要
申请公布号
GB531076(A)
申请公布日期
1940.12.30
申请号
GB19390015708
申请日期
1939.05.26
申请人
STANDARD TELEPHONES AND CABLES LIMITED;PHILIP PARKER
发明人
分类号
H01J1/20
主分类号
H01J1/20
代理机构
代理人
主权项
地址
您可能感兴趣的专利
面料(188)
背包(7)
手提包(KK06)
面料(103)
行李箱(五角星)
墙布(40)
墙布(37)
手机保护套(蝴蝶结)
面料(248)
面料(152)
面料(102)
布料(54)
IMPROVED IMAGING METHOD AND APPARATUS
Video Apparatus and Photography Method thereof
METHOD FOR INDEPENDENTLY DETERMINING EXPOSURE AND FOCUS SETTINGS OF A DIGITAL CAMERA
Imaging Device and Method for Automatic Focus in an Imaging Device as Well as a Corresponding Computer Program
READING DEVICE, IMAGE FORMING APPARATUS INCLUDING READING DEVICE, AND METHOD FOR CONTROLLING READING DEVICE
DISASTER RELIEF EVENT CALL FLAGGING
COMMUNICATION MODULE
ONGOING MANAGEMENT OF SHAPED ONLINE REPUTATION