Train stop and cab signal system,申请号US19310575250-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	Train stop and cab signal system
摘要
申请公布号	US1917372(A)	申请公布日期	1933.07.11
申请号	US19310575250	申请日期	1931.11.16
申请人	ASSOCIATED ELECTRIC LABORATORIES, INC.	发明人	HUDD ALFRED ERNEST
分类号	B61L3/12	主分类号	B61L3/12
代理机构		代理人
主权项
地址

您可能感兴趣的专利

1-arterenol and its acid-addition salts and preparation thereof

Tailpipe or afterburning control for turbojet engines

Commande de frein

FEEDING OF POWDER AND LIKE FLUENT MATERIALS IN EQUAL QUANTITIES

LIQUID FUEL FEED SYSTEM

ICE CREAM CONCENTRATE

MAGNETO-MECHANIC COUPLING

ELECTRODE ASSEMBLIES

SCREW AND WASHER ASSEMBLY

ESTERS OF THIOPHOSPHORIC ACID

METHOD OF AND APPARATUS FOR RECLAIMING LATEX FOAM

PACKAGED ARTICLES AND METHOD OF MAKING THE SAME

KNITTING METHOD AND MACHINE AND PRODUCT THEREOF

ROTOR CONSTRUCTIONS FOR TURBO MACHINES

APPARATUS FOR THE CASTING OF METAL

CLOSURE FOR CONTAINER

CIRCUIT-ARRANGEMENT FOR FREQUENCY TRANSFORMATION OF HIGH-FREQUENCY OSCILLATIONS

RECEIVING APPARATUS FOR PRODUCTS OF EXTRUDING OR SIMILAR MACHINES

DRAW-HOOKS FOR DRAG-HARROW CHAIN ATTACHMENT