首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
Improvements in or relating to butt joints for rails
摘要
申请公布号
GB775256(A)
申请公布日期
1957.05.22
申请号
GB19550025686
申请日期
1955.09.07
申请人
HANS STAGER
发明人
分类号
E01B11/54;H01B3/00
主分类号
E01B11/54
代理机构
代理人
主权项
地址
您可能感兴趣的专利
GRINDING WHEEL REPLACING DEVICE
WORKPIECE FOR MAKING LAMINATED PANELS WITH RIGIDITY ELEMENTS BY ROLLING
SPINDLE FEED MECHANISM OF MULTISPINDLE MACHINE TOOL
METAL MOULD
INCLINED-TYPE CONTINUOUS METAL-CASTING MACHINE
CONTINUOUS METAL CASTING METHOD
DEVICE FOR MONITORING REMOVAL OF A CASTING FROM A MOULD
STRIP-STRAIGHTENING ARRANGEMENT
CABLE PRESS HEAD
METHOD OF ELECTROSTATIC APPLICATION OF POLYMER POWDERS ONTO METAL ARTICLES
SPRAYER
WELDING CURRENT AND SINGLE-SIDE WELDING CONTROL DEVICE
WORKPIECE FOR MAKING SLEEVES BY REAMING IN A DIE
HYDRODYNAMIC DRAWING DEVICE
METHOD OF CONTROLLING THE OUTPUT OF CENTRIFUGAL JET NOZZLE
EXTRACTOR
POINT SENSOR FOR FENCING
METHOD OF TREATING SPINAL CORD TRAUMA
METHOD OF REPLACING A SHINBONE DEFECT
APPARATUS FOR TESTING CUFF-TYPE ARTERIAL PRESSURE MEASURING DEVICE