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
Photoelectric speed limit indicator
摘要
申请公布号
US2142602(A)
申请公布日期
1939.01.03
申请号
US19360080132
申请日期
1936.05.16
申请人
BLETHEN FREDRICK W
发明人
BLETHEN FREDRICK W.
分类号
G01P1/11
主分类号
G01P1/11
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Improvements relating to devices for releasing two relatively movable parts of pit-props and the like supporting devices
Improvements in or relating to anti-breakage doors
Improvements in mechanisms for momentarily closing an electric switch
Improvements in and relating to alloys
Improvements in or relating to trochotron tubes
Method of manufacturing seamless tubes and tension-fixed plug mandrel bar for performing the method
A cast resin actuating member for use in a high-voltage switch
Cyclododecadienols and their esters
Carbonyl compounds containing iron and cobalt and process for the production thereof
Improvements in or relating to cathode suspenders for electro plating apparatus
Process for the manufacture of shaped bodies of silicon carbide
Frequency sensitive rapid scanning antenna
A method and apparatus for preparing a required concentration of anaesthetic
Improvements in or relating to rotary impeller pumps for liquids
Indicating and/or control apparatus
Improvements in or relating to trailer couplings
Liquid fuel combustion apparatus
Improvements in and relating to the manufacture of spark plugs
Improvements in or relating to motion translation devices
Device for checking the relative positions of the surfaces of bodies of revolution
