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
THERMIONIC TUBE
摘要
申请公布号
CA434527(A)
申请公布日期
1946.04.30
申请号
CAD434527
申请日期
申请人
ZENITH RADIO CORPORATION
发明人
EDWIN C. EWING
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
NONAQUEOUS SECONDARY BATTERY AND NONAQUEOUS ELECTROLYTE
SEALED BATTERY
SOLID POLYMER FUEL CELL
MOUNTING SEAT FOR DISTRIBUTION BOARD APPLIANCE
SPATIAL OPTICAL COMMUNICATION APPARATUS AND SYSTEM
IMAGE TRANSFORMING METHOD AND IMAGE TRANSFORMING DEVICE
MANUFACTURING METHOD FOR ELECTROLUMINESCENT ELEMENT
METHOD FOR MANUFACTURING CHIP ELECTRONIC COMPONENT AND CHIP ELECTRONIC COMPONENT
ORGANIC ELECTROLUMINESCENT ELEMENT AND MANUFACTURING METHOD THEREFOR
CLIENT INFORMATION MANAGEMENT SYSTEM AND MANAGEMENT CARD
IC CARD
CONNECTOR DEVICE FOR CARD
SIGNAL RECEIVING PART
MEMORY SYSTEM FOR DIGITAL CAMERA
OPTICAL INFORMATION READER
PSEUDO WAFER FOR MULTICHIP MODULE PRODUCTION AND PRODUCTION METHOD THEREFOR
RANDOM NUMBER GENERATION SYSTEM USING CHAOS NEURAL NETWORK
IMAGE INPUT APPARATUS
METHOD OF FORMING CIRCUIT PATTERN
IMAGE FORMING DEVICE AND ITS METHOD