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
Improvements in or relating to telecommunications exchange systems
摘要
申请公布号
GB1098860(A)
申请公布日期
1968.01.10
申请号
GB19660030039
申请日期
1966.07.05
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
分类号
H04L12/52
主分类号
H04L12/52
代理机构
代理人
主权项
地址
您可能感兴趣的专利
SAFE STROLLER
Advertising Module Display System
Process for preparing polyurethane foam dressing comprising anti-inflammatory agent
Multi-core opticl cable having empty pipe used keeping reuseable opticl cable
Mat with gel and method for manufacturing thereof
soft film compositions for wind break member and wind break member using soft film compositions
/ Rotary Piston Gas Intake/Compression Pump
ORGANIC COMPOUND AND COMPOSITION AND ORGANIC OPTOELECTRIC DEVICE
DEVICE AND METHOD FOR SELECTIVE NUCLEIC ACIDS SEPARATION
Nano membrane including polyvinylalcohol nano fiber and hydro phobic polyurethane nano fiber
MATERIAL REFILL PACKAGING DEVICE
Fault diagnosis system method for driving motor of electric vehicle using vehicle dynamic analysis
Nano membrane including polyethersulfone nano fiber and polyvinylidene nano fiber
吐出システム、及び流動体の補充方法
POWER CONVERSION SYSTEM, CONVERTER DEVICE, INVERTER DEVICE, AND POWER CONVERSION SYSTEM MANUFACTURING METHOD
SOLAR CELL MODULE
SELF-LEARNING SUPRESSION OF SECONDARY BARCODES
ISOLATOR SYSTEM
AUSTENITIC STAINLESS-STEEL SHEET AND PROCESS FOR PRODUCING HIGH-ELASTIC-LIMIT NONMAGNETIC STEEL MATERIAL THEREFROM
PRINT UNIT ACTIVATION BY MEANS OF A CLOCK UNIT
