ELECTRON DISCHARGE DEVICE,申请号CAD421691-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 DEVICE
摘要
申请公布号	CA421691(A)	申请公布日期	1944.07.25
申请号	CAD421691	申请日期
申请人	WESTERN ELECTRIC COMPANY, INCORPORATED;BELL TELEPHONE LABORATORIES	发明人	WILLIAM SHOCKLEY
分类号		主分类号
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Kolbensteuerung fuer Drehkolbenpumpen

Sirup and process for making the same

Electric switch

House-car end door

Ridge-leveling machine

Method for the manufacture of bodies of great density

Candy confection and method of producing the same

Conveying means in machines for manufacturing envelopes, paper bags, and the like

Filler rod for welding and brazing processes

Process of cement manufacture

Process for purifying mono potassium phosphate

Tea-cartridge package and method of manufacturing the same