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
ELECTRONIC APPARATUS
摘要
申请公布号
CA443318(A)
申请公布日期
1947.07.29
申请号
CAD443318
申请日期
申请人
WESTERN EECTRIC COMPANY;BELL TELEPHONE LABORATORIES
发明人
WILLIAM MCHENRY GOODALL
分类号
主分类号
代理机构
代理人
主权项
地址
您可能感兴趣的专利
HOLLOW COMPONENT, ITS MANUFACTURING METHOD AND APPARATUS
OXIDATION-RESISTANT, CARBON-FIBER-REINFORCED CARBON COMPOSITE MATERIAL AND ITS PRODUCTION
WATER-FREE LITHOGRAPHIC PRINTING PLATE, MANUFACTURE THEREOF, AND MANUFACTURING DEVICE
IMAGE FORMING DEVICE
GRAIN DRIER
AIR BAG DEVICE
VIDEO SERVER SYSTEM
DEVICE AND METHOD FOR DUNNING DATE MANAGEMENT
GATE DRIVER FOR LIQUID CRYSTAL DISPLAY DEVICE
SMALL FISH DRIER
DNA VIRUS VACCINE AGAINST FELINE IMMUNODEFICIENCY VIRUS
MASTOCYTE SURFACE ANTIGEN, DNA CODING FOR THE SAME, AND ANTIBODY AGAINST THE ANTIGEN
MANUFACTURE OF POLYELECTROLYTE AND PHOTOELECTRIC TRANSDUCER
TURBID WATER CLEANING SYSTEM AND APPARATUS
SEMICONDUCTOR LIGHT EMITTING DEVICE
GATHERING AND RECORDING PROCESS SYSTEM FOR MEDICAL CONSULTATION INFORMATION AND MEDICAL CONSULTATION DATA BASED UPON DISEASE NAME INFORMATION
LIGHT-EMITTING DEVICE AND ITS MANUFACTURE
HAND-OVER METHOD FOR MOBILE STATION FOR PHS (REGISTERED TRADEMARK)
RECOVERING METHOD OF INDUSTRIALLY USEFUL INORGANIC MATERIAL AND INDUSTRIALLY USEFUL INORGANIC MATERIAL RECOVERED BY THE SAME
METHOD FOR DRIVING PIEZOELECTRIC VIBRATOR AND DRIVE CIRCUIT THEREFOR
