首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
VISUAL AID ESPECIALLY FOR WEAK-SIGHTED PERSONS
摘要
申请公布号
EP0178014(A3)
申请公布日期
1988.01.27
申请号
EP19850201572
申请日期
1985.10.01
申请人
N.V. OPTIMED
发明人
HELLSTROM, LARS
分类号
G02C7/02;G02C7/08;(IPC1-7):G02C7/08
主分类号
G02C7/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Prefetch instruction
Speech recognition apparatus
Treatment of inflammation
Transport bracket, concrete element provided therewith and method therefor
ENVIRONMENT-FRIENDLY MATURE FERMENTATION FERTILIZER MANUFACTURING APPARATUS
A method for manufacturing a group package and a group package for sheet material such as office paper
APPARATUS FOR COUPLING A MODULE CIRCUIT BOARD AND A FRAME TOGETHER, AND BACKLIGHT USING SAME
Wireless call routing in a communication peering grid
Method for focusing
Anti-static packaging bag for liquid crystal module and liquid crystal module packaging method
Pneumatic tire with tire layer and barrier layer adhered thereto and method of making the same.
LIFTING HOOK DEVICE
AUTOMATIC SLIDE STORAGE CLOSET MECHANISM
sistema de telemetria dupla para transmissão de informações de um poço, método para uso de telemetria dupla para comunicação com um instrumento associado com uma coluna de perfuração, sistema para uso de telemetria dupla para a transferência de dados por intermédio de uma coluna de perfuração
Method and portable electronic device for presenting text
SOLID-STATE IMAGING DEVICE AND ELECTRONIC EQUIPMENT
HEATING APPARATUS, TRANSPORTATION UNIT, SYSTEM AND METHOD FOR REMOVING FOODSTUFFS.
System and process for estimating the availability and/or occupied status of car parks located in a given urban area at a given time
METHOD FOR ABSORBING A BAD SMELL IN FOOD WASTE PROCESSING APPARATUS
MANAGEMENT SYSTEM OF PUBLIC BIKE USING LOCATION BASED SERVICE
