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 signalling systems
摘要
申请公布号
GB856130(A)
申请公布日期
1960.12.14
申请号
GB19560019835
申请日期
1956.06.27
申请人
AUTOMATIC TELEPHONE & ELECTRIC COMPANY LIMITED
发明人
KEATING JOHN HENRY;IRELAND ERIC BERTRAM;BROWELL LESLIE JAMES
分类号
H04M15/08
主分类号
H04M15/08
代理机构
代理人
主权项
地址
您可能感兴趣的专利
GRINDING MACHINES
PEELING METAL STRIP FROM A WORKPIECE
BIN TIPPING APPARATUS
ELECTRICAL FITTINGS
MAGNETIC RECORDING/REPRODUCING APPARATUS
METHOD OF AND APPARATUS FOR TESTING LAMINATED MAGNETIC CORES
LINE CURRENT FEED AND HYBRID ARRANGEMENT (SYTEM X)
PROCESS FOR THE PRODUCTION OF CHROMIUM TRIOXIDE
FLUID PRESSURE REDUCING DEVICES
TOY POWER TOOL
TOY PLAYER PIANO
METHOD OF PREPARING CARBON FIBRES
APPARATUS FOR THE ACTIVATION OF CEMENT
QUIET OPERATING VALVES FOR FLUIDS
CAMERA DIAPHRAGM CONTROL
VARIABLE MAGNIFICATION COPIER
FEEDING OPTICAL SUBMARINE CABLE INTO REPEATER
VEHICLES PROVIDED WITH TILTING DRIVING CABS
ADJUSTABLE CONTAINER HANDLING SPREADER
SPEED GOVERNOR FOR FUEL INJECTION PUMPS