Improvements in direct current voltage changer,申请号GB19350019708-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 direct current voltage changer
摘要
申请公布号	GB446938(A)	申请公布日期	1936.05.08
申请号	GB19350019708	申请日期	1935.07.10
申请人	TELEFONAKTIEBOLAGET L.M. ERICSSON	发明人
分类号	H02M3/34	主分类号	H02M3/34
代理机构		代理人
主权项
地址

您可能感兴趣的专利

FREMGANGSMAADE TIL BESTEMMELSE AF EN ARBEJDSCYLINDERS NYTTEBELASTNING

T.V용 콘버어터(converter)

다중 채널 데이터 획득장치

AUTO COLOR CUTOFF DEVICE FOR T.V ROTARY TUNER

BOTTLES VENDING MACHINE

METHOD FOR PRODUCING GLASS SHEETS OF REQUIRED CURVED SHAPE

ROERAVGRENINGSSAMMANSAETTNING

A METHOD FOR DIVIDING BLOOD HEMOGLOBIN INTO HEME AND GLOBIN

LUPUS ASSAY METHOD AND COMPOSITIONS

REINFORCED PLASTIC PRODUCT

METHOD AND APPARATUS FOR THEFT DETECTION SYSTEMS

METHOD AND APPARATUS FOR PREPARING A HIGH STRENGTH SHEET MATERIAL

SUPPLY CIRCUIT INCLUDED IN A DC-MAGNETIZED HYBRID TRANSFORMER

METHOD OF AND APPARATUS FOR DENATURATION OF ORGANIC LIFE IN POROUS MATERIALS OR LOOSE SUBSTANCES

PROCESS FOR PREPARING NOVEL 1H,2,3,4,9-TETRAHYDROPYRIDO-/2,3-E//1,4/-DIAZEPINE-2,3,9-TRIONE

METHOD OF REMOVAL OF DYE PENETRATIONS FROM THE WOOD,ESPECIALLY CAUSED BY BLUE STAIN FUNGI

SYSTEM OF SHIMS UNDER LUGS OF MACHINES AND DEVICES,ESPECIALLY UNDER LARGE POWER ELECTRIC MOTORS

METHOD OF AND SYSTEM FOR RECORDING OF TIME INETRVALS BETWEEN EVENTS