Improvements in or relating to automatic telephone systems,申请号GB19550020049-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 automatic telephone systems
摘要
申请公布号	GB836557(A)	申请公布日期	1960.06.01
申请号	GB19550020049	申请日期	1955.07.11
申请人	BRITISH TELECOMMUNICATIONS RESEARCH LIMITED	发明人	BAKER GEORGE THOMAS
分类号	H04Q3/00	主分类号	H04Q3/00
代理机构		代理人
主权项
地址

您可能感兴趣的专利

PROVIDING A UV CURABLE PROTECTION STRIP ON A BUSINESS FORM

APPARATUS FOR MONITORING BRONCHIAL ELECTROCARDIOGRAM

TETHER STRAP ASSEMBLY

DIAGNOSTIC METHOD FOR POMPE'S DISEASE

TWO-PHASE CLEAR-OPAQUE SOAP

MULTI-HULL VESSEL

BRAKING DEVICE, PARTICULARLY FOR SKATES WITH ALIGNED WHEELS

COMPOSITION BASED ON CERIC OXIDE, PREPARATION AND USE

HEPARIN- AND SULFATIDE-BINDING PEPTIDES FROM THE TYPE I REPEATS OF HUMAN THROMBOSPONDIN

ELASTOMERIC PRESSURE-SENSITIVE ADHESIVE COMPOSITIONS EXHIBITING GOOD CUTTING PERFORMANCE

Foerfarande foer framstaellning av viskosfibrer med bandformade tvaersnitt

Belaeggning foer en stenmaterialyta samt foerfarande foer framstaellning av belaeggningen och dess anvaendning

Foerpackning foer en pensel

PHARMACEUTICAL COMPOSITION

A CLEANING COMPOSITION

METHOD FOR FIELD MONITORING OF A PHASED ARRAY MICROWAVE LANDING SYSTEM FAR FIELD ANTENNA PATTERN EMPLOYING A NEAR FIELD CORRECTION TECHNIQUE

TRUCK TRACTOR AND TRAILER ELECTRICAL COMMUNICATION SYSTEM

REACTIVE DYESTUFF MIXTURES

PRESSURELESS SINTERING OF WHISKER REINFORCED ALUMINA COMPOSITES