Eisenbahnschwelle aus Stahlbeton,申请号DE1949P037089D-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	Eisenbahnschwelle aus Stahlbeton
摘要
申请公布号	DE829743(C)	申请公布日期	1952.01.28
申请号	DE1949P037089D	申请日期	1949.03.18
申请人	DYCKERHOFF & WIDMANN K.G.	发明人
分类号	E01B3/34	主分类号	E01B3/34
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Fluid impingement heatsink with crossflow capability.

Method and compositions for protecting anerobic microorganisms.

Method and apparatus for assaying a species in a sample.

STABILIZATION OF TETRAZOLIUM SALT WITH CYCLODEXTRIN

PRE-EXPANDED ION EXCHANGE MEMBRANES

A DEVICE FOR MEASURING THE LIQUID PORTION OF A TWO-PHASE FLOW OF GAS AND LIQUID

SCINTILLATION CRYSTALS WITH HIGHLY REFLECTIVE SURFACES

METHOD FOR PRODUCING A FURNITURE FRONT PANEL

METHOD FOR FABRICATING A DISPENSER-RESERVOIR HOUSING FOR A DISPENSER CATHODE

SEMI-CONDUCTOR MEMORY CIRCUIT

IMPROVED ERROR PROTECTION OF LINEARLY CODED DIGITAL SIGNALS

FOUR-WIRE AMPLIFIED LINE AND CONFERENCE CIRCUIT COMPRISING SUCH FOURWIRE AMPLIFIED LINES

DEVICE FOR THE ERECTION OF CARDBOARD TRAYS

APPARATUS FOR GEOPHYSICAL MEASUREMENTS IN A BORE HOLE

MESH TISSUE FASTENERS

ELEKTRODEUNDERLAG FOR ELEKTROKJEMISK CELLE.

CULTURE MEDIUM FOR BACTERIA OF THE BORDETELLA GENUS CONTAINING ETHERIFIED DERIVATIVE OF D-GLUCOSE AND A CYCLODEXTRIN

PROCESS FOR PRODUCING A CERAMIC FIBER BLANKET

COLD ROLL-FORMED STRUCTURES AND METHOD AND APPARATUS FOR PRODUCING SAME