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
SIGNALLING SYSTEM
摘要
申请公布号
CA301960(A)
申请公布日期
1930.07.08
申请号
CAD301960
申请日期
申请人
THE WESTERN ELECTRIC COMPANY
发明人
EVERETT T. BURTON
分类号
主分类号
代理机构
代理人
主权项
地址
您可能感兴趣的专利
METHODS OF AND PLANTS FOR MIXING LIME AND SAND FOR BUILDING AND OTHER CONSTRUCTIONAL PURPOSES
Instrument panel
Condensation of beta-(4-methyl-delta3-cyclohexenyl)-butyraldehyde with aldehydes andketones
Tap for making screw threads
Aircraft passenger chair
Compound gas-turbine power plant with parallel flow turbines
Pressure adjustment in rotary printing machines
Crimped yarn production
Method and apparatus for sealing containers
Multiflame heating head
Propulsion system for aircraft
Unsaturated fatty acid modified rosin esters and process of preparing same
Heating jacket for auto drain valves
Detachable furniture and packing case
Method of cutting woven plastic to form a displaced edge
Scoop
Table top refrigerator with elevating interior
Kite construction
Refrigeration system and method
Screen and screen mounting