Self-propelled mine roof prop,申请号US19510242159-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	Self-propelled mine roof prop
摘要
申请公布号	US2644311(A)	申请公布日期	1953.07.07
申请号	US19510242159	申请日期	1951.08.16
申请人	PAUL V. MALLOY	发明人	MALLOY PAUL J.
分类号	E21D23/08	主分类号	E21D23/08
代理机构		代理人
主权项
地址

您可能感兴趣的专利

3-SUBSTITUTED TETRAHYDROPYRIDOPYRIMIDINONE DERIVATIVES, METHOD FOR PRODUCING THE SAME, AND THEIR USE

Initiators for cationic polymerization

Method and device for the production of filter tip bands for ventilated cigarettes

Method of detecting variably preset push back velocities

Watch dial fastening device

A METHOD OF TRANSFERRING A VEHICLE FOR OPERATION ON BOTH ROAD AND RAILROAD TRACK FROM ROAD TO RAILROAD OPERATION

VACCINES AGAINST GROUP C NEISSERIA MENINGITIDIS

METHOD OF OPERATING A FLUIDIZED BED REACTOR SYSTEM, AND FLUIDIZED BED REACTOR SYSTEM

Fremgangsmåte for regenerering av suspensjonskatalysatorer av metaller fra platinagruppen

HOLLOW PROFILE COMPRISING AN IMPROVED POLYOLEFIN WOOD FIBER COMPOSITE

PINCH ELEMENT PLASTIC VALVE

INTAKE SALT METER

ROTOR ASSEMBLY FOR A CENTRIFUGAL SEPARATOR

LABELS AND LABELLED PACKAGES

Device for analyzing organic compounds, particularly in aqueous and gaseous samples

Method and module for making adhesive bandages

F÷rbõttrad terrõngskida

Wave shaping circuit