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
FREQUENCY METER
摘要
申请公布号
CA491193(A)
申请公布日期
1953.03.10
申请号
CAD491193
申请日期
申请人
RADIO CORPORATION OF AMERICA
发明人
IRVING WOLFF
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
COMMUNICATION APPARATUS, MOBILE PHONE, AND EARPHONE
BIRD DAMAGE-PREVENTING TOOL FOR ELECTRIC CABLE AND SO ON
GAME PROGRAM AND GAME DEVICE
PLASTIC FILM FOR REAR SURFACE PROTECTIVE FILM OF SOLAR CELL, AND REAR SURFACE PROTECTIVE FILM OF SOLAR CELL
MANAGING TOOL FOR TAKING MEDICINE
PARTICLE OPTICAL DEVICE HAVING PREDETERMINED FINAL VACUUM PRESSURE
MEMBRANE SEPARATION TYPE WATER PURIFIER
THREE-LEVEL NONVOLATILE SEMICONDUCTOR MEMORY DEVICE WITH VOLTAGE CONTROL BLOCK SHARED BY LOWER BIT LINE AND UPPER BIT LINE
NETWORK PRINTING BY DRIVERLESS CLIENT
DOCUMENT MANAGEMENT SYSTEM, DOCUMENT DISPOSAL MANAGEMENT SYSTEM, DOCUMENT MANAGEMENT METHOD, AND DOCUMENT DISPOSAL MANAGEMENT METHOD
APPARATUS FOR MASSAGE/HEATING/WASHING OF PART OF BODY SUCH AS FOOT, HAND AND FACE
TOMATO PACKAGE
CALL CONTROL SYSTEM
TRANSMISSION DEVICE AND METHOD OF CHANGING LINE SPEED
DECODE CIRCUIT
COMMUNICATION DEVICE, COMMUNICATION SYSTEM, COMMUNICATION METHOD, AND COMMUNICATION PROGRAM
MANUFACTURING METHOD OF CARBON NANO-TUBE CONTAINING PASTE AND CARBON NANO-TUBE FILM, CARBON NANO-TUBE FILM, AND FIELD ELECTRON EMISSION ELEMENT
FLUORENE COMPOUND AND ORGANIC LIGHT-EMITTING ELEMENT OBTAINED USING THE SAME
STEP DEVICE
CONJUGATES AS THERAPIES FOR CANCERS AND PROSTATE DISEASES