Improvements in devices for testing eyesight,申请号GB19450015019-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 devices for testing eyesight
摘要
申请公布号	GB605266(A)	申请公布日期	1948.07.20
申请号	GB19450015019	申请日期	1945.06.06
申请人	JOHN RAMBAUT HEALY	发明人
分类号	A61B3/04	主分类号	A61B3/04
代理机构		代理人
主权项
地址

您可能感兴趣的专利

LIQUID CRYSTAL DISPLAY WITH 4 COLOR SUBPIXELS

FUSE OF SEMICONDUCTOR DEVICE AND METHOD FOR FORMING THE SAME

MONITORING CAMERA SYSTEM

SERVICE METHOD OF DIGITAL TV BROADCASTING

SINGLE SIDE COPPER CLAD LAMINATE, MANUFACTURE OF THE SAME AND PRINTED CIRCUIT BOARD PREPARED THEREFROM

READER OF RFID WHEREIN INTERNAL CIRCUIT IS SIMPLIFIED

DIVERGING RADIAL-TYPE STEREOSCOPIC CAMERA

THE BARGE FOR A FISHERY

WORD SENSING SYSTEM

SPHYGMOMANOMETER

CARRIER ARRANGEMENT FOR A SOLAR SYSTEM

Composition and method for improving the quality of milk

URINAL APPARATUS

WIRE EARTH APPARATUS

APPARATUS AND METHODS FOR TIME SYNCHRONIZATION OF WIRELESS AUDIO DATA STREAMS

SAMPLE CHAMBER ADAPTER, IN PARTICULAR FOR THE CRYOCONSERVATION OF BIOLOGICAL SAMPLES

PROFILE BODY FOR DENTAL CLEANING

Method and product