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 electron emissive bodies, especially cold cathodes, and methods for their preparation
摘要
申请公布号
GB673458(A)
申请公布日期
1952.06.04
申请号
GB19500027926
申请日期
1950.11.15
申请人
WESTERN ELECTRIC COMPANY
发明人
分类号
H01J17/06
主分类号
H01J17/06
代理机构
代理人
主权项
地址
您可能感兴趣的专利
YARN FEEDER OF WEFT KNITTING MACHINE AND METHOD OF FEEDING YARN FOR WEFT KNITTING MACHINE
FALTBARE SCHRAUBE
SCREENINGVERFAHREN FÜR DAS DOWN-SYNDROM UNTER VERWENDUNG VON GETROCKNETEN BLUTPROBEN
DETECTION OF FLUIDS IN TISSUE
SLIDING SUN VISOR
METHODS AND COMPOSITIONS FOR TREATING FUNGAL INFECTIONS
PORTABLE HOUSING
SUSTAINED RELEASE DELIVERY SYSTEM
PROCESS FOR PREPARING 4-AMINODIPHENYLAMINE
TIME INFORMATION DISPLAY SYSTEM
CANCER DIAGNOSTICS
NEW ISOLATED DENDRITIC CELLS, A PROCESS FOR PREPARING THE SAME AND THEIR USE IN PHARMACEUTICAL COMPOSITIONS
Optische Platte
BESTIMMUNG DER LAGE EINES CHIRURGISCHEN INSTRUMENTS MITTELS ULTRASCHALL
LEATHER DEGREASING AGENT
Sicherheitsvorrichtung
A FILTER AND A METHOD FOR MAKING A FILTER
AKKOMODIERENDES KUENSTLICHES LINSENIMPLANTAT
AN INDUCER OF APOPTOSIS
SECTIONAL UPWARD ACTING DOOR AND METHOD OF ASSEMBLY