Improvements in boring bits for percussive rotary boring appliances,申请号GB19360017573-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	Improvements in boring bits for percussive rotary boring appliances
摘要
申请公布号	GB461410(A)	申请公布日期	1937.02.16
申请号	GB19360017573	申请日期	1936.06.24
申请人	GOSOUDARSTVENNYI ZENTRALNYI N?TCHNO-ISSLEDOVATELSKI INSTITOUTE REDKIKH I MALYIKH METALLOV "GIREDMET";NICOLAI NICOLAIEVICH AMATOV;VASSILY ALEXANDROVICH KARADCHEV;BORIS VLADIMIROVICH KILCHEVSKY;JURY VLADIMIROVICH KILCHEVSKY;IVAN VASSILIEVICH EGOROV;ALEXSEI PAVLOVICH SUDOPLATOV;GEORGY IVANOVICH SMIRNOV;PIETR MIKHAILOVICH EMELIANOV	发明人
分类号	E21B10/58	主分类号	E21B10/58
代理机构		代理人
主权项
地址

您可能感兴趣的专利

DIAGONAL DRILLING MACHINE FOR SHAFT

CONTROL METHOD FOR FUEL INJECTION

MECHANICAL SUPERCHARGER CONTROL DEVICE OF ENGINE

SHUTTER MOUNTING STRUCTURE OF BUILDING UNIT

BASE FOR SUPPORT ERECTION

FENCE STRUCTURE USED BOTH FOR FLATS AND SLOPE

METHOD FOR REFORMING MODULAR BATH AND FORMING MEMBER

ASSEMBLING DEVICE FOR TRUSS JUNCTION

DECORATIVE FORM MADE OF PAPER

OPENING FORMATION FRAME MEMBER

UNDER FLOOR HOUSING DEVICE

SOUNDPROOFING DOUBLE STRUCTURE

ADHESIVE FIXING METHOD OF MEMBER AND STRUCTURE THEREBY

REFORM STRUCTURE OF FENCE

FLOOR STRUCTURE IN SELF-TRAVELING MULTISTORY PARKING GARAGE

SCAFFOLDING BASE FITTING OF OPENING PART FOR CONSTRUCTION

SOUNDPROOFING DOUBLE FLOOR

MOVABLE WORK BENCH

RECEIVING FRAME FOR DITCH COVER

WATER CUT-OFF CONSTRUCTION FOR SIDEDITCH