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
Ultrahigh frequency device
摘要
申请公布号
US2037799(A)
申请公布日期
1936.04.21
申请号
US19340713253
申请日期
1934.02.28
申请人
RADIO CORPORATION OF AMERICA
发明人
KOCH WINFIELD R.
分类号
H03B9/02;H03D11/02;H03F1/04;H03F1/08
主分类号
H03B9/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Process for product separation in the production of di-isopropyl ether
THREE LASER OPTICAL DISK DRIVE SYSTEM
PROCESS FOR MODIFYING ACRYLATE COPOLYMERS
HEART ASSIST PUMP
ORGANIC NONLINEAR OPTICAL MATERIAL
PRODUCTION PROCESS OF CHLORINE
KITCHEN-USE HOUSING CASE
PULLOUT CONFIGURATION OF LEAD WIRE FROM MOTOR
TELEVISION RECEIVER
MANUFACTURE OF SEMICONDUCTOR DEVICE
POWER SUPPLY APPARATUS
DISPLAY UNIT CONTROLLER
DATA BLOCK CONVERTER
IRON FOR FORMING HOT IRON
DETERMINATION SYSTEM FOR SIZE OF PARTS AND ITS FITTING HOLE
COMMUNICATION SYSTEM CONSISTING OF DATA MEMORY DEVICE AND DATA READER/WRITER
PROCESS FOR PRINTING BY TRANSFERING THE PATTERN OF A MOIST MEMBRANE AND METHOD
CONSTANT FORMULATIONS CONTAINING GROWING AGENTS
PREPARATION METHOD OF GINKGO COMPOUNDS DERIVATIVES
POLYPEPTIDIC SERIES IMMUNOLOGICALLY ACTIVE
