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 electromagnetic indicators
摘要
申请公布号
GB639067(A)
申请公布日期
1950.06.21
申请号
GB19470026088
申请日期
1947.09.25
申请人
OLDHAM & SON LIMITED;HAROLD AKROYD
发明人
分类号
G08B5/32
主分类号
G08B5/32
代理机构
代理人
主权项
地址
您可能感兴趣的专利
VOICE RECORDING AND REPRODUCING DEVICE
EMERGENCY LIGHT DEVICE
DEVICE AND METHOD FOR AUTOMATICALLY ADJUSTING EXPOSURE
PROJECTION TYPE LIQUID CRYSTAL DISPLAY DEVICE AND LIQUID CRYSTAL PANEL
LIQUID CRYSTAL DISPLAY DEVICE
INTERACTIVE VIDEO INPUT AND OUTPUT SYSTEM
INPUT DEVICE AND INFORMATION PROCESSOR USING THE SAME
ICON GENERATING METHOD, DOCUMENT RETRIEVAL METHOD, AND DOCUMENT SERVER
AMORPHOUS TRANSFORMER AND ITS MANUFACTURE
CASSETTE STORING SHELF AND CASSETTE MANAGEMENT INFORMATION COLLECTION
POSITION INDICATION DEVICE
INSPECTION METHOD FOR CHIP TYPE RESISTOR
COORDINATE INPUT DEVICE
NON-CONTACT CHARGING DEVICE, CHARGER, CORDLESS DEVICE AND NON-CONTACT CHARGER
IC DISPOSAL DEVICE IN FLIP CHIP MOUNTING FACILITY
IMAGE FORMING DEVICE AND ITS PAPER FEEDING ROLL
ROLLER BEARING UNIT WITH DEVICE FOR DETECTING ROTATION SPEED
TRANSMISSION RECEPTION MODULE
MANUFACTURE OF PLASTIC FLOW SHEET FOR MULTILAYER PRINTED WIRING BOARD AND MANUFACTURE OF MULTILAYER WIRING BOARD USING THE SHEET
SNOW REMOVING ROBOT DEVICE