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
SWITCHING EXCHANGE
摘要
申请公布号
GB1499679(A)
申请公布日期
1978.02.01
申请号
GB19750003582
申请日期
1975.01.28
申请人
CIT ALCATEL COMP IND DES TELECOMMUNICATIONS
发明人
分类号
H04Q3/545;(IPC1-7):H04Q3/54
主分类号
H04Q3/545
代理机构
代理人
主权项
地址
您可能感兴趣的专利
PREPARATION OF ELECTRIC LAMINATED SHEET
CONTROL DEVICE FOR AUTOMATIC TRANSMISSION
MANUFACTURE OF MAGNETIC FLUID
ANTICORROSIVE FAR ULTRAVIOLET RESIST SYSTEM
ANTI-SKID CONTROL DEVICE
CONTROL VALVE OF POWER STEERING DEVICE
PORTABLE ELECTRONIC EQUIPMENT
Grid electrode for lead-acid cell
Ultrasonic vibration treatment apparatus
Ball joint and manufacturing method of the same
Headbox with movable duct wall
Electric heating device
Preparation of radio labeled halogenated compounds
SERVO SYSTEM
DISPLAY UNIT
IMAGE FORMING DEVICE
INDUCTION-HEATING DEVICE
PLANE TYPE DISPLAY DEVICE AND ITS MANUFACTURE
ELECTROMAGNETIC RELAY
TAPE CROSS WINDING METHOD FOR SZ TWISTS WIRE
