Electron discharge devices,申请号US19520270598-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	Electron discharge devices
摘要
申请公布号	US2808533(A)	申请公布日期	1957.10.01
申请号	US19520270598	申请日期	1952.02.08
申请人	BELL TELEPHONE LABORATORIES, INCORPORATED	发明人	ROBERTSON GEORGE H.
分类号	H01J23/50	主分类号	H01J23/50
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Crossheads of reciprocating engines

Improvements in or relating to polarimeters

Improvements in or relating to photographic and photomechanical colour production processes

Synthetic resins derived from amines and polyepoxides

A new and improved structural unit for use in the construction of a tank or the like

Combined cigarette holder and ash container

Improvements in and relating to laminated electromagnetic cores

Improvements in or relating to the treatment of webs of textile and other flexible sheet material

Means for sealing the cylinder heads of internal combustion engines

Improvements relating to the machining of workpieces in grinding machines

New 1:3:5-triazinylamino dyestuffs

Electronic multiplier

Improvements in and relating to electrical contact assemblies

Cam mounting means for zigzag sewing machines

Roof rack for vehicles

Improvements in tape guiding mechanism

Marking of articles

New diazapolymethine dyestuffs, their production and use