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
SPATIAL DIVISION SWITCH NETWORK
摘要
申请公布号
JPH02206995(A)
申请公布日期
1990.08.16
申请号
JP19890027225
申请日期
1989.02.06
申请人
NIPPON TELEGR & TELEPH CORP <NTT>
发明人
YAMANAKA NAOAKI;KIKUCHI SHIRO
分类号
H04Q3/52
主分类号
H04Q3/52
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Refurbished joint and method for refurbishing it
Device relating to electro-optical image display
Support structure for electromechanical transducer
Increased tensile strength variable diameter protective joint
Stabilizer for an automotive vehicle
Valve which is opened by reduced pressure
Rigid wing flying craft
Hot melt material dispenser
Brake disc with removable pads
Wheel supporting structure for riding type working vehicles
Dispenser for snuff and the like
Method of eliminating canine cauda equina syndrome
Control system for an engine having air passage
Air-fuel ratio control system
HOISTING AND TRANSPORTING SET
DEVICE FOR INTERMEDIATE EMPTYING OF BELT CONVEYER
VEHICLE VIBRATION-PROTECTING ARRANGEMENT
ALUMINIUM ELECTROLYZER BOTTOM
ARRANGEMENT FOR BALANCING GANTRY CRANE BOOM
AUTOMATIC DEVICE FOR REGULATING BRAKING PRESSURE
