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
ECHO CANCELLER CONTROL SYSTEM
摘要
申请公布号
JPH01218131(A)
申请公布日期
1989.08.31
申请号
JP19880043209
申请日期
1988.02.25
申请人
NEC CORP
发明人
NAKANISHI TADASHI
分类号
H04M11/00;H04B3/23
主分类号
H04M11/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Method and compositions useful for the activation of silent transgenes
Extracellular matrix-binding proteins from (staphylococcus aureus)
Suture fastening device
Methods and means for modification of glucosinolates in plants
Cell identification based on distance
Arrangement for creating heat irradiation of a surface
Chewing gum containing trehalose
Device for heating fluid
Menetelmä paperin valmistamiseksi ja kationinen kemikaali
FOLDABLE AND PORTABLE TELEPHONE
PROGRAMMABLE PICTURE-OUTSIDE-PICTURE DISPLAY
HIGH PRESSURE SODIUM LAMP
ANCHORING CARTRIDGE FOR HARDENING MULTI-COMPONENT COMPOSITION
PLASMA TREATING APPARATUS AND OPERATING METHOD THEREFOR
AXIS DIRECTION PLUNGER PUMP
NIGHT VISION BACKLIGHTING SYSTEM FOR LIQUID CRYSTAL DISPLAYS
HIDE LIMING AND DRENCHING PROCESS USING ENZYMES
ELECTROSTATIC PRECIPITATOR
PHENOLIC RESIN PROCESS FOR PRODUCING THIS RESIN AND RESIN COMPOSITION FOR ADHERING MINERAL FIBRES
METHOD FOR CHROMATOGRAPHIC PURIFICATION OF INSULINS