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
Means for retaining wedge blocks in position in chairs for railway rails
摘要
申请公布号
GB544311(A)
申请公布日期
1942.04.08
申请号
GB19400015253
申请日期
1940.10.14
申请人
WILLIAM BARNARD FRANCIS
发明人
分类号
E01B9/58
主分类号
E01B9/58
代理机构
代理人
主权项
地址
您可能感兴趣的专利
FILMS,LATICES AND COATINGS OF N-3-OXOHYDROCARBON - SUBSTITUTED ACRYLAMIDE POLYMERS
MOTOR FUEL MULTIPURPOSE AGENTS
WORK MOUNTING CHUCK
CORPUSCULAR RAY DEVICE HAVING A SHIFTABLE SPECIMEN STAGE
REVERSE OSMOSIS MEMBRANE AND METHOD OF MANUFACTURE
EARTH WELL DIGGING MACHINE
AUTOCONDENSATION OF ACETONE
POLYMERIZATION PROCESS RESULTING IN A LIGHT-COLORED,SUNLIGHT STABLE HIGH-CIS POLYBUTADIENE
PROCESS FOR REDUCING THE REFRACTORY HALIDE CONTENT OF AN ALKYL AROMATIC EMPLOYING AS CONTACT MATERIAL AN ALKALINE EARTH METAL COMPOUND CONSISTING OF THE OXIDES AND CARBONATES OF CALCIUM
OXIDATIVE DEHYDROGENATION OF ALKYLBENZENES
BANDSAW AUTOMATIC SWAGING APPARATUS
ALPHA-DI-LOWER ALKYLAMINOMETHYLORTHO-LOWER ALKOXYMETHYL-BENZYL ALCOHOLS
GROUND LEVEL DISTRIBUTION TRANSFORMER
COMMUNICATION SYSTEM EXCLUSION CIRCUIT
PROXIMITY DETECTING SWITCH MEANS
DECODERS FOR CYCLIC ERROR-CORRECTING CODES
CONTACT RETENTION DEVICE
TUNABLE MICROWAVE TIME DELAY EQUALIZER
LIGHTNING ARRESTOR
PROCESS FOR DIRECT ESTERIFICATION OF BUTADIENE POLYMERS AND PRODUCT PRODUCED THEREBY
