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 automatic alarm arrangements
摘要
申请公布号
GB424996(A)
申请公布日期
1935.03.05
申请号
GB19340014671
申请日期
1934.05.15
申请人
MARCONI'S WIRELESS TELEGRAPH COMPANY, LIMITED
发明人
分类号
H04L15/26
主分类号
H04L15/26
代理机构
代理人
主权项
地址
您可能感兴趣的专利
System and Method of Segmenting and Tagging Entities based on Profile Matching Using a Multi-Media Survey
CALIBRATED MECHANICAL ORTHOPEDIC DRIVER WITH WEAR-COMPENSATED TORQUE-LIMITING MECHANISM
APPARATUS FOR RECIRCULATION OF ANODE EXHAUST GASES OF A FUEL CELL
DISPLAY DEVICE AND DISPLAY DEVICE DRIVE METHOD
ANTENNALESS WIRELESS DEVICE CAPABLE OF OPERATION IN MULTIPLE FREQUENCY REGIONS
Wind Generator
Semiconductor Diodes Fabricated by Aspect Ratio Trapping with Coalesced Films
INTERNAL COMBUSTION ENGINE CONTROL APPARATUS AND CONTROL METHOD THEREOF
VARIABLE DISPLACEMENT ENGINE DIAGNOSTICS
PUNCTURE RESISTANT, OPTIONALLY CUT AND ABRASION RESISTANT, KNIT GARMENT MADE WITH MODIFIED KNIT STRUCTURE
HYDROPHILIZED SUBSTRATE, DISPERSION, AND MAKING METHOD
SOLAR CELL AND METHOD FOR MANUFACTURING METAL ELECTRODE LAYER TO BE USED IN THE SOLAR CELL
Multilayer photovoltaic electric energy generating compound and process for its preparation and application
PAGE CHANGE INDICATION DEVICES AND METHODS FOR DIGITAL PENS
INK COMPOSITION, INK SET AND INK-JET IMAGE FORMING METHOD
Sterilizer
SOLID-STATE IMAGE CAPTURING APPARATUS, METHOD FOR MANUFACTURING THE SAME, AND ELECTRONIC INFORMATION DEVICE
OPTICAL DEVICE AND METHOD FOR FABRICATING THE SAME
PHARMACEUTICAL FORMULATION FOR THE PRODUCTION OF RAPIDLY DISINTEGRATING TABLETS
WAVEFRONT REFRACTIONS AND HIGH ORDER ABERRATION CORRECTION WHEN WAVEFRONT MAPS INVOLVE GEOMETRICAL TRANSFORMATIONS