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
Railway traffic controlling apparatus
摘要
申请公布号
US2097202(A)
申请公布日期
1937.10.26
申请号
US19340755695
申请日期
1934.12.03
申请人
THE UNION SWITCH & SIGNAL COMPANY
发明人
SPRAY LESTER E.
分类号
B61L5/06
主分类号
B61L5/06
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Crossbow having a device for rotating disc-shaped projectiles (projectiles for firing at targets)
Method for incorporating pharmaceutically active substances into hard and soft contact lenses to produce ophthalmological controlled release systems by means of diffusion-controlled sorption
Verge cladding
Building
Lid for a container
Assembly and repair kit
Axial piston machine in swash-plate type of construction
Explosive method for cutting through flat or profiled steels by means of explosive bodies
Device for fastening belt connectors consisting of connector clamps arranged in a row onto the band ends of conveyor bands
Clamping aid for fretsaw blades
Cosmetic formulations for the treatment of connective tissue weakness and the sequelae thereof, and method for the treatment thereof
Method for achieving patterned colour effects during the dyeing of leather
Process for producing gradient materials
Shears, in particular transverse parting shears
Short-circuit structure for CMOS circuits
Protective helmet
Removal of cpds. contg. ammonia from sewage
CURTAIN HOOK
Document circulating device
Light-guide cone, method for its production, and information carrier