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
Light-controlled waveguide attenuator
摘要
申请公布号
US2856589(A)
申请公布日期
1958.10.14
申请号
US19540424400
申请日期
1954.04.20
申请人
RADIO CORPORATION OF AMERICA
发明人
KAZAN BENJAMIN
分类号
H01P1/22;H03G1/00;H03H7/27
主分类号
H01P1/22
代理机构
代理人
主权项
地址
您可能感兴趣的专利
PROCESS ALARM DEVICE
COLOR FILTER
SUBSCRIBER INFORMATION DECENTRALIZING AND MANAGING PACKET EXCHANGE NETWORK
PICTURE INPUT DEVICE
VARIABLE POWER COPYING MACHINE
EXPOSURE CONTROLLER
MASK PROCESSING SYSTEM
MANUFACTURING OF FLUORINE RESIN COVERED ROLLER
TORSIONAL DAMPER AND ITS MANUFACTURE
METHOD FOR PROCESSING SILVER HALIDE COLOR PHOTOGRAPHIC SENSITIVE MATERIAL
SOLIDIFIED STRUCTURE CONTROLLING METHOD FOR CASTING SLAB
STEEL SHEET COOLER
SHUTTLE TYPE WIRE DOT LINE PRINTER
SUSPENSION FOR LOST-WAX MOULDING
ADDITIVE FOR LIQUID-GLASS MIXES
APPARATUS FOR DETERMINING EMISSION OF FORMALDEHYDE FROM PARTICLE-BOARD
APPARATUS FOR VIBRATION WORKING
BORING HEAD
AUTOMATIC COLD UPSETTING MACHINE
UPSETTING PROCESS
