Improvements in or relating to thermionic rectifiers and holders for use therewith,申请号GB19290009199-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	Improvements in or relating to thermionic rectifiers and holders for use therewith
摘要
申请公布号	GB308319(A)	申请公布日期	1930.04.17
申请号	GB19290009199	申请日期	1929.03.21
申请人	SIEMENS & HALSKE AKTIENGESELLSCHAFT	发明人
分类号	H01J19/82	主分类号	H01J19/82
代理机构		代理人
主权项
地址

您可能感兴趣的专利

VEHICULAR LIGHTING FIXTURE

OXYGEN-ABSORBING MULTI-LAYER BODY

END STRUCTURE OF ELASTIC PAVEMENT BODY AND METHOD FOR CONSTRUCTING THE SAME

LED LIGHTING DEVICE, AND LED ILLUMINATING FIXTURE

LIGHTING DEVICE

INDUSTRIAL ROBOT

HOT ROLLED STEEL SHEET FOR MANUFACTURING NONORIENTED ELECTROMAGNETIC STEEL SHEET AND ITS MANUFACTURING METHOD

DC MOTOR WITH BRUSH

STORAGE STRUCTURE OF PORTABLE INFORMATION TERMINAL OF VEHICLE

DOOR OF HEATING COOKER, AND HEATING COOKER HAVING THE SAME

COOLING APPARATUS FOR RADIOACTIVE MATERIAL AND COOLING SYSTEM FOR HIGH LEVEL RADIOACTIVE WASTE

SPEAKER WITH IMPROVED LOAD CAPACITY

CONTAINER-PACKED GELATINOUS ALCOHOLIC BEVERAGE

METHOD FOR MANUFACTURING SECONDARY BATTERY

LIFT DEVICE FOR PARKING SYSTEM

REPAIR COATING METHOD OF OLD METALLIC COATING FILM

VARIATION ESTIMATION METHOD FOR TOTAL OUTPUT OF NATURAL-ENERGY DISTRIBUTED POWER SOURCE GROUP, VARIATION ESTIMATION APPARATUS AND VARIATION ESTIMATION PROGRAM