Improvements in or relating to signalling over electric pulse communication systems,申请号GB19460020301-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 signalling over electric pulse communication systems
摘要
申请公布号	GB617277(A)	申请公布日期	1949.02.03
申请号	GB19460020301	申请日期	1946.07.08
申请人	STANDARD TELEPHONES AND CABLES LIMITED;CYRIL GORDON TREADWELL	发明人
分类号	H04J3/12;H04Q1/42	主分类号	H04J3/12
代理机构		代理人
主权项
地址

您可能感兴趣的专利

ELECTRIC FIELD EMISSION CATHODE

AUTOMATIC RESIDENT CARD ISSUING SYSTEM

ATM EXCHANGE SYSTEM

ENCODING DEVICE FOR MOVING IMAGE SIGNAL

MULTILAYER WIRING BOARD AND MANUFACTURE THEREOF

DEVICE AND SYSTEM FOR DETECTING TONER ABSENCE FOR IMAGE FORMING DEVICE

OIL APPLYING MEMBER FOR COPYING MACHINE

POLYCARBONATE AND ITS USE

LIGHTING DEVICE FOR DISCHARGE LAMP

AUTOMATIC TEACHING SYSTEM FOR NEUROCOMPUTER

MANUFACTURE OF CERAMIC PACKAGE

CONSTANT SPEED RUNNING CONTROL DEVICE FOR VEHICLE

GRID FOR USE IN STORAGE BATTERY

FOCUS DETECTION DEVICE

NEUTRAL POSITION REGULATING METHOD OF REAR WHEEL STEERING DEVICE FOR VEHICLE

SATELLITE COMMUNICATION SYSTEM

DISPLACEMENT ELEMENT OF LAMINATION TYPE

窗花粘贴(12)