Railway traffic controlling apparatus,申请号US19330673209-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	Railway traffic controlling apparatus
摘要
申请公布号	US2046179(A)	申请公布日期	1936.06.30
申请号	US19330673209	申请日期	1933.05.27
申请人	THE UNION SWITCH & SIGNAL COMPANY	发明人	NICHOLSON FRANK H.
分类号	B61L3/22	主分类号	B61L3/22
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Whole body imaging system mechanism

Color contrast radiographic device

Corrosion resistant URD cable

Method of treating suspensions of vinyl chloride/vinyl acetate copolymers

Nabilone granulation

Insecticidal use of orange juice essence oil

Method for repairing broken denture

Catalyst and process for the production of chlorofluorinated hydrocarbons

Piperidinyl hydrogen 2-hydroxyalkyl phosphates and metal salts thereof which compounds are useful as ultraviolet stabilizers for organic compositions

Method for breaking an oil-in-water emulsion

Method and apparatus for separating magnetic particles from waste paper

Process for continuously preparing fiber reinforced cement

Ion-nitriding process

Sintered P/M products containing pre-alloyed titanium carbide additives

Fused alumina-zirconia abrasive material formed by an immersion process

Process for the dyeing or printing of polyester fibers

Applicator with multi-positional handle

Frame of a game racket